极限尺寸
外螺纹的极限尺寸(0.0600～1.6875)
|
标准系列的美制航空航天外螺纹的极限尺寸 in |
||||||||
|---|---|---|---|---|---|---|---|---|
|
公称直径 -牙数 |
系列 标记 |
外 螺 纹 |
||||||
|
公差带 |
大 径 |
中 径 |
小 径 |
|||||
|
max |
min |
max |
min |
max |
min |
|||
|
0.0600-80
|
UNJF
|
2A 3A |
0.0595 0.0600 |
0.0563 0.0568 |
0.0514 0.0519 |
0.0496 0.0506 |
0.0451 0.0456 |
0.0425 0.0435 |
|
0.0730-64
|
UNJC
|
2A 3A |
0.0724 0.0730 |
0.0568 0.0692 |
0.0623 0.0629 |
0.0603 0.0614 |
0.0544 0.0550 |
0.0515 0.0526 |
|
0.0730-72
|
UNJF
|
2A 3A |
0.0724 0.0730 |
0.0689 0.0695 |
0.0634 0.0640 |
0.615 0.0626 |
0.0564 0.0570 |
0.0536 0.0547 |
|
0.0860-56
|
UNJC
|
2A 3A |
0.0854 0.0860 |
0.0813 0.0819 |
0.0738 0.0744 |
0.0717 0.0728 |
0.0648 0.0654 |
0.0616 0.0627 |
|
0.0860-64
|
UNJF
|
2A 3A |
0.0854 0.0860 |
0.0816 0.0822 |
0.0753 0.0759 |
0.0733 0.0744 |
0.0674 0.0680 |
0.0645 0.0656 |
|
0.0990-48
|
UNJC
|
2A 3A |
0.0983 0.0990 |
0.0938 0.0945 |
0.0848 0.0855 |
0.0825 0.0838 |
0.0743 0.0750 |
0.0707 0.0720 |
|
0.0990-56
|
UNJF
|
2A 3A |
0.0983 0.0990 |
0.0942 0.0949 |
0.0867 0.0874 |
0.0845 0.0858 |
0.0777 0.0784 |
0.0744 0.0757 |
|
0.1120-40
|
UNJC
|
2A 3A |
0.1112 0.0020 |
0.1061 0.1069 |
0.0950 0.0958 |
0.0925 0.0939 |
0.0824 0.0832 |
0.0784 0.0798 |
|
0.1120-48
|
UNJF
|
2A 3A |
0.1113 0.1120 |
0.1068 0.1075 |
0.0978 0.0985 |
0.0954 0.0967 |
0.0873 0.0880 |
0.0836 0.0849 |
|
0.1250-40
|
UNJC
|
2A 3A |
0.1242 0.1250 |
0.1191 0.1199 |
0.1080 0.1088 |
0.1054 0.1069 |
0.0954 0.0962 |
0.0913 0.0928 |
|
0.1250-44
|
UNJF
|
2A 3A |
0.1243 0.1250 |
0.1195 0.1202 |
0.1095 0.1102 |
0.1070 0.1083 |
0.0980 0.0987 |
0.0941 0.0954 |
|
0.1380-32
|
UNJC
|
2A 3A |
0.1372 0.1380 |
0.1312 0.1320 |
0.1169 0.1177 |
0.1141 0.1156 |
0.1011 0.1019 |
0.0964 0.0979 |
|
0.1380-40
|
UNJF
|
2A 3A |
0.1372 0.1380 |
0.1321 0.1329 |
0.1210 0.1218 |
0.1184 0.1198 |
0.1084 0.1092 |
0.1043 0.1057 |
|
0.1640-32
|
UNJC
|
2A 3A |
0.1631 0.1640 |
0.1571 0.1580 |
0.1428 0.1437 |
0.1399 0.1415 |
0.1270 0.1279 |
0.1222 0.1238 |
|
0.1640-36
|
UNJF
|
2A 3A |
0.1632 0.1640 |
0.1577 0.1585 |
0.1452 0.1460 |
0.1424 0.1439 |
0.1312 0.1320 |
0.1267 0.1282 |
|
0.1900-24
|
UNJC
|
2A 3A |
0.1890 0.1900 |
0.1818 0.1828 |
0.1619 0.1629 |
0.1586 0.1604 |
0.1409 0.1418 |
0.1350 0.1368 |
|
0.1900-32
|
UNJF
|
2A 3A |
0.1891 0.1900 |
0.1831 0.1840 |
0.1688 0.1697 |
0.1658 0.1674 |
0.1530 0.1539 |
0.1481 0.1497 |
|
0.2160-24
|
UNJC
|
2A 3A |
0.2150 0.2160 |
0.2078 0.2088 |
0.1879 0.1889 |
0.1845 0.1863 |
0.1669 0.1678 |
0.1609 0.1627 |
|
0.2160-28
|
UNJF
|
2A 3A |
0.2150 0.2160 |
0.2085 0.2095 |
0.1918 0.1928 |
0.1886 0.1904 |
0.1738 0.1748 |
0.1684 0.1702 |
|
0.2160-32
|
UNJEF
|
2A 3A |
0.2151 0.2160 |
0.2091 0.2100 |
0.1948 0.1957 |
0.1917 0.1933 |
0.1790 0.1799 |
0.1740 0.1756 |
|
0.2500-20
|
UNJC
|
2A 3A |
0.2489 0.2500 |
0.2408 0.2419 |
0.2164 0.2175 |
0.2127 0.2147 |
0.1911 0.1922 |
0.1844 0.1864 |
|
0.2500-28
|
UNJF
|
2A 3A |
0.2490 0.2500 |
0.2425 0.2435 |
0.2258 0.2268 |
0.2225 0.2243 |
0.2078 0.2088 |
0.2023 0.2041 |
|
0.2500-32
|
UNJEF
|
2A 3A |
0.2490 0.2500 |
0.2430 0.2440 |
0.2287 0.2297 |
0.2255 0.0073 |
0.2129 0.2139 |
0.2078 0.2096 |
|
0.3125-18
|
UNJC
|
2A 3A |
0.3113 0.3125 |
0.3026 0.3038 |
0.2752 0.2764 |
0.2712 0.2734 |
0.2471 0.2483 |
0.2398 0.2420 |
|
0.3125-24
|
UNJF
|
2A 3A |
0.3114 0.3125 |
0.3042 0.3053 |
0.2843 0.2854 |
0.2806 0.2827 |
0.2632 0.2644 |
0.2570 0.2591 |
|
0.3125-32
|
UNJEF
|
2A 3A |
0.3115 0.3125 |
0.3055 0.3065 |
0.2912 0.2922 |
0.2880 0.2898 |
0.2754 0.2764 |
0.2703 0.2721 |
|
0.3750-16
|
UNJC
|
2A 3A |
0.3737 0.3750 |
0.3643 0.3656 |
0.3331 0.3344 |
0.3287 0.3311 |
0.3015 0.3028 |
0.2933 0.2957 |
|
0.3750-24
|
UNJF
|
2A 3A |
0.3739 0.3750 |
0.3667 0.3678 |
0.3468 0.3479 |
0.3430 0.3450 |
0.3258 0.3268 |
0.3194 0.3214 |
|
0.3750-32
|
UNJEF
|
2A 3A |
0.3740 0.3750 |
0.3680 0.3690 |
0.3537 0.3547 |
0.3503 0.3522 |
0.3379 0.3389 |
0.3326 0.3345 |
|
0.4375-14
|
UNJC
|
2A 3A |
0.4361 0.4375 |
0.4258 0.4272 |
0.3897 0.3911 |
0.3850 0.3876 |
0.3536 0.3550 |
0.3446 0.3472 |
|
0.4375-16
|
UNJ
|
2A 3A |
0.4361 0.4375 |
0.4267 0.4281 |
0.3955 0.3969 |
0.3909 0.3935 |
0.3639 0.3653 |
0.3555 0.3581 |
|
0.4375-20
|
UNJF
|
2A 3A |
0.4362 0.4375 |
0.4281 0.4294 |
0.4037 0.4050 |
0.3995 0.4019 |
0.3784 0.3797 |
0.3712 0.3736 |
|
0.4375-28
|
UNJEF
|
2A 3A |
0.4364 0.4375 |
0.4299 0.4310 |
0.4132 0.4143 |
0.4096 0.4116 |
0.3952 0.3963 |
0.3894 0.3914 |
|
0.5000-13
|
UNJC
|
2A 3A |
0.4985 0.5000 |
0.4876 0.4891 |
0.4485 0.4500 |
0.4435 0.4463 |
0.4096 0.4111 |
0.4000 0.4028 |
|
0.5000-16
|
UNJ
|
2A 3A |
0.4986 0.5000 |
0.4892 0.4906 |
0.4580 0.4594 |
0.4533 0.4559 |
0.4264 0.4278 |
0.4179 0.4205 |
|
0.5000-20
|
UNJF
|
2A 3A |
0.4987 0.5000 |
0.4906 0.4919 |
0.4662 0.4675 |
0.4619 0.4643 |
0.4409 0.4422 |
0.4336 0.4360 |
|
0.5000-28
|
UNJEF
|
2A 3A |
0.4989 0.5000 |
0.4924 0.4935 |
0.4757 0.4768 |
0.4720 0.4740 |
0.4577 0.4588 |
0.4518 0.4528 |
|
0.5625-12
|
UNJC
|
2A 3A |
0.5609 0.5625 |
0.5495 0.5511 |
0.5068 0.5084 |
0.5016 0.4045 |
0.4647 0.4663 |
0.4545 0.4574 |
|
0.5625-16
|
UNJ
|
2A 3A |
0.5611 0.5625 |
0.5517 0.5531 |
0.5205 0.5219 |
0.5158 0.5184 |
0.4889 0.4903 |
0.4804 0.4830 |
|
0.5625-18
|
UNJF
|
2A 3A |
0.5611 0.5625 |
0.5524 0.5538 |
0.5250 0.5264 |
0.5205 0.5230 |
0.4969 0.4983 |
0.4891 0.4916 |
|
0.5625-24
|
UNJEF
|
2A 3A |
0.5613 0.5625 |
0.5541 0.5553 |
0.5342 0.5354 |
0.5303 0.5325 |
0.5131 0.5143 |
0.5067 0.5089 |
|
0.6250-11
|
UNJC
|
2A 3A |
0.6233 0.6250 |
0.6112 0.6129 |
0.5643 0.5660 |
0.5588 0.5619 |
0.5184 0.5201 |
0.5074 0.5105 |
|
0.6250-12
|
UNJ
|
2A 3A |
0.6234 0.6250 |
0.6120 0.6136 |
0.5693 0.5709 |
0.5639 0.5668 |
0.5272 0.5288 |
0.5167 0.5196 |
|
0.6250-16
|
UNJ
|
2A 3A |
0.6236 0.6250 |
0.6142 0.6156 |
0.5830 0.5844 |
0.5782 0.5808 |
0.5514 0.5528 |
0.5428 0.5454 |
|
0.6250-18
|
UNJF
|
2A 3A |
0.6236 0.6250 |
0.6149 0.6163 |
0.5875 0.5889 |
0.5828 0.5854 |
0.5594 0.5608 |
0.5514 0.5540 |
|
0.6250-24
|
UNJEF
|
2A 3A |
0.6238 0.6250 |
0.6166 0.6178 |
0.5967 0.5979 |
0.5927 0.5949 |
0.5756 0.5768 |
0.5691 0.5713 |
|
0.6875-12
|
UNJ
|
2A 3A |
0.6859 0.6875 |
0.6745 0.6761 |
0.6318 0.6334 |
0.6264 0.6293 |
0.5897 0.5913 |
0.5792 0.5822 |
|
0.6875-16
|
UNJ
|
2A 3A |
0.6861 0.6875 |
0.6767 0.6781 |
0.6455 0.6469 |
0.6407 0.6433 |
0.6139 0.6153 |
0.6053 0.6079 |
|
0.6875-24
|
UNJEF
|
2A 3A |
0.6863 0.6875 |
0.6791 0.6803 |
0.6592 0.6604 |
0.6552 0.6574 |
0.6381 0.6393 |
0.6316 0.6338 |
|
0.7500-10
|
UNJC
|
2A 3A |
0.7482 0.7500 |
0.7353 0.7371 |
0.6832 0.6850 |
0.6773 0.6806 |
0.6327 0.6345 |
0.6207 0.6240 |
|
0.7500-12
|
UNJ
|
2A 3A |
0.7483 0.7500 |
0.7369 0.7386 |
0.6942 0.6959 |
0.6887 0.6918 |
0.6521 0.6538 |
0.6416 0.6446 |
|
0.7500-16
|
UNJF
|
2A 3A |
0.7485 0.7500 |
0.7391 0.7406 |
0.7079 0.7094 |
0.7029 0.7056 |
0.6763 0.6778 |
0.6675 0.6702 |
|
0.7500-20
|
UNJEF
|
2A 3A |
0.7487 0.7500 |
0.7406 0.7419 |
0.7162 0.7175 |
0.7118 0.7142 |
0.6909 0.6922 |
0.6835 0.6859 |
|
0.8125-12
|
UNJ
|
2A 3A |
0.8108 0.8125 |
0.7994 0.8011 |
0.7567 0.7584 |
0.7512 0.7543 |
0.7146 0.7163 |
0.7040 0.7072 |
|
0.8125-16
|
UNJ
|
2A 3A |
0.8110 0.8125 |
0.8016 0.8031 |
0.7704 0.7719 |
0.7655 0.7683 |
0.7388 0.7403 |
0.7301 0.7329 |
|
0.8125-20
|
UNJEF
|
2A 3A |
0.8112 0.8125 |
0.8031 0.4044 |
0.7787 0.7800 |
0.7743 0.7767 |
0.7534 0.7547 |
0.7460 0.7484 |
|
0.8750-9
|
UNJC
|
2A 3A |
0.8731 0.8750 |
0.8592 0.8611 |
0.8009 0.8028 |
0.7946 0.7981 |
0.7448 0.7467 |
0.7317 0.7352 |
|
0.8750-12
|
UNJ
|
2A 3A |
0.8733 0.8750 |
0.8619 0.8636 |
0.8192 0.8209 |
0.8137 0.8168 |
0.7771 0.7788 |
0.7666 0.7696 |
|
0.8750-14
|
UNJF
|
2A 3A |
0.8734 0.8750 |
0.8631 0.8647 |
0.8270 0.8286 |
0.8216 0.8245 |
0.7909 0.7925 |
0.7812 0.7841 |
|
0.8750-16
|
UNJ
|
2A 3A |
0.8735 0.8750 |
0.8641 0.8656 |
0.8329 0.8344 |
0.8280 0.8308 |
0.8013 0.8028 |
0.7926 0.7954 |
|
0.8750-20
|
UNJEF
|
2A 3A |
0.8737 0.8750 |
0.8656 0.8669 |
0.8412 0.8425 |
0.8368 0.8392 |
0.8159 0.8172 |
0.8085 0.8109 |
|
0.9375-12
|
UNJ
|
2A 3A |
0.9358 0.9375 |
0.9244 0.9261 |
0.8817 0.8834 |
0.8760 0.8792 |
0.8396 0.8413 |
0.8288 0.8320 |
|
0.9375-16
|
UNJ
|
2A 3A |
0.9360 0.9375 |
0.9266 0.9281 |
0.8954 0.8969 |
0.8904 0.8932 |
0.8638 0.8653 |
0.8550 0.8578 |
|
0.9375-20
|
UNJEF
|
2A 3A |
0.9361 0.9375 |
0.9280 0.9294 |
0.9036 0.9050 |
0.8991 0.9016 |
0.8783 0.8797 |
0.8708 0.8733 |
|
1.0000-8
|
UNJC
|
2A 3A |
0.9980 1.0000 |
0.9830 0.9850 |
0.9168 0.9188 |
0.9100 0.9137 |
0.8537 0.8556 |
0.8393 0.8430 |
|
1.0000-12
|
UNJF
|
2A 3A |
0.9982 1.0000 |
0.9868 0.9886 |
0.9441 0.9459 |
0.9382 0.9415 |
0.9020 0.9038 |
0.8910 0.8944 |
|
1.0000-16
|
UNJ
|
2A 3A |
0.9985 1.0000 |
0.9891 0.9906 |
0.9579 0.9594 |
0.9529 0.9557 |
0.9263 0.9278 |
0.9175 0.9203 |
|
1.0000-20
|
UNJEF
|
2A 3A |
0.9986 1.0000 |
0.9905 0.9919 |
0.9661 0.9675 |
0.9616 0.9641 |
0.9408 0.9422 |
0.9333 0.9358 |
|
1.0625-8
|
UNJ
|
2A 3A |
1.0605 1.0625 |
1.0455 1.0475 |
0.9793 0.9813 |
0.9725 0.9762 |
0.9162 0.9182 |
0.9018 0.9055 |
|
1.0625-12
|
UNJ
|
2A 3A |
1.0608 1.0625 |
1.0494 1.0511 |
1.0067 1.0084 |
1.0010 1.0042 |
0.9646 0.9663 |
0.9538 0.9571 |
|
1.0625-16
|
UNJ
|
2A 3A |
1.0610 1.0625 |
1.0516 1.0531 |
1.0204 1.0219 |
1.0154 1.0182 |
0.9888 0.9903 |
0.9800 0.9828 |
|
1.0625-18
|
UNJEF
|
2A 3A |
1.0611 1.0625 |
1.0524 1.0538 |
1.0250 1.0264 |
1.0203 1.0228 |
0.9969 0.9983 |
0.9889 0.9914 |
|
1.1250-7
|
UNJC
|
2A 3A |
1.1228 1.1250 |
1.1064 1.1086 |
1.0300 1.0322 |
1.0228 1.0268 |
0.9578 0.9600 |
0.9420 0.9460 |
|
1.1250-8
|
UNJ
|
2A 3A |
1.1229 1.1250 |
1.1079 1.1100 |
1.0417 1.0438 |
1.0348 1.0386 |
0.9786 0.9806 |
0.9641 0.9679 |
|
1.1250-12
|
UNJF
|
2A 3A |
1.1232 1.1250 |
1.1118 1.1136 |
1.0691 1.0709 |
1.0631 1.0664 |
1.0270 1.0288 |
1.0160 1.0193 |
|
1.1250-16
|
UNJ
|
2A 3A |
1.1235 1.1250 |
1.1141 1.1156 |
1.0829 1.0844 |
1.0779 1.0807 |
1.0513 1.0528 |
1.0425 1.0453 |
|
1.1250-18
|
UNJEF
|
2A 3A |
1.1236 1.1250 |
1.1149 1.1163 |
1.0875 1.0889 |
1.0828 1.0853 |
1.0594 1.0608 |
1.0514 1.0539 |
|
1.1875-8
|
UNJ
|
2A 3A |
1.1854 1.1875 |
1.1704 1.1725 |
1.1042 1.1063 |
1.0972 1.1011 |
1.0410 1.0432 |
1.0265 1.0304 |
|
1.1875-12
|
UNJ
|
2A 3A |
1.1858 1.1875 |
1.1744 1.1761 |
1.1317 1.1334 |
1.1259 1.1291 |
1.0896 1.0913 |
1.0788 1.0820 |
|
1.1875-16
|
UNJ
|
2A 3A |
1.1860 1.1875 |
1.1766 1.1781 |
1.1454 1.1469 |
1.1403 1.1431 |
1.1138 1.1153 |
1.1049 1.1077 |
|
1.1875-18
|
UNJEF
|
2A 3A |
1.1860 1.1875 |
1.1773 1.1788 |
1.1499 1.1514 |
1.1450 1.1478 |
1.1218 1.1233 |
1.1136 1.1164 |
|
1.2500-7
|
UNJC
|
2A 3A |
1.2478 1.2500 |
1.2314 1.2336 |
1.1550 1.1572 |
1.1476 1.1517 |
1.0828 1.0850 |
1.0668 1.0709 |
|
1.2500-8
|
UNJ
|
2A 3A |
1.2479 1.2500 |
1.2329 1.2350 |
1.1667 1.1688 |
1.1597 1.1635 |
1.1036 1.1056 |
1.0890 1.0928 |
|
1.2500-12
|
UNJF
|
2A 3A |
1.2482 1.2500 |
1.2368 1.2386 |
1.1941 1.1959 |
1.1879 1.1913 |
1.1520 1.1538 |
1.1408 1.1442 |
|
1.2500-16
|
UNJ
|
2A 3A |
1.2485 1.2500 |
1.2391 1.2406 |
1.2079 1.2094 |
1.2028 1.2056 |
1.1763 1.1778 |
1.1674 1.1702 |
|
1.2500-18
|
UNJEF
|
2A 3A |
1.2485 1.2500 |
1.2398 1.2413 |
1.2124 1.2139 |
1.2075 1.2103 |
1.1843 1.1858 |
1.1761 1.1789 |
|
1.3125-8
|
UNJ
|
2A 3A |
1.3104 1.3125 |
1.2954 1.2975 |
1.2292 1.2313 |
1.2221 1.2260 |
1.1660 1.1682 |
1.1514 1.1553 |
|
1.3125-12
|
UNJ
|
2A 3A |
1.3108 1.3125 |
1.2994 1.3011 |
1.2567 1.2584 |
1.2509 1.2541 |
1.2146 1.2163 |
1.2038 1.2070 |
|
1.3125-16
|
UNJ
|
2A 3A |
1.3110 1.3125 |
1.3016 1.3031 |
1.2704 1.2719 |
1.2653 1.2681 |
1.2388 1.2403 |
1.2299 1.2327 |
|
1.3125-18
|
UNJEF
|
2A 3A |
1.3110 1.3125 |
1.3023 1.3038 |
1.2749 1.2764 |
1.2700 1.2728 |
1.2468 1.2483 |
1.2386 1.2414 |
|
1.3750-6
|
UNJC
|
2A 3A |
1.3726 1.3750 |
1.3544 1.3568 |
1.2643 1.2667 |
1.2563 1.2607 |
1.1801 1.1825 |
1.1620 1.1664 |
|
1.3750-8
|
UNJ
|
2A 3A |
1.3728 1.3750 |
1.3578 1.3600 |
1.2916 1.2938 |
1.2844 1.2884 |
1.2285 1.2306 |
1.2137 1.2177 |
|
1.3750-12
|
UNJF
|
2A 3A |
1.3731 1.3750 |
1.3617 1.3636 |
1.3190 1.3209 |
1.3121 1.3162 |
1.2769 1.2788 |
1.2656 1.2691 |
|
1.3750-16
|
UNJ
|
2A 3A |
1.3735 1.3750 |
1.3641 1.3656 |
1.3329 1.3344 |
1.3278 1.3306 |
1.3013 1.3028 |
1.2924 1.2952 |
|
1.3750-18
|
UNJEF
|
2A 3A |
1.3735 1.3750 |
1.3648 1.3663 |
1.3374 1.3389 |
1.3325 1.3353 |
1.3093 1.3108 |
1.3011 1.3039 |
|
1.4375-8
|
UNJ
|
2A 3A |
1.4353 1.4375 |
1.4203 1.4225 |
1.3541 1.3563 |
1.3469 1.3509 |
1.2910 1.2932 |
1.2762 1.2802 |
|
1.4375-12
|
UNJ
|
2A 3A |
1.4357 1.4375 |
1.4243 1.4261 |
1.3816 1.3834 |
1.3757 1.3790 |
1.3395 1.3413 |
1.3286 1.3318 |
|
1.4375-16
|
UNJ
|
2A 3A |
1.4359 1.4375 |
1.4265 1.4281 |
1.3953 1.3969 |
1.3901 1.3930 |
1.3637 1.6353 |
1.3547 1.3576 |
|
1.4375-18
|
UNJEF
|
2A 3A |
1.4360 1.4375 |
1.4273 1.4288 |
1.3999 1.4014 |
1.3949 1.3977 |
1.3718 1.3733 |
1.3625 1.3663 |
|
1.5000-6
|
UNJC
|
2A 3A |
1.4976 1.5000 |
1.4794 1.4818 |
1.3893 1.3917 |
1.3812 1.3856 |
1.3051 1.3075 |
1.2869 1.2913 |
|
1.5000-8
|
UNJ
|
2A 3A |
1.4978 1.5000 |
1.4828 1.4850 |
1.4166 1.4188 |
1.4093 1.4133 |
1.3535 1.3556 |
1.3386 1.3426 |
|
1.5000-12
|
UNJF
|
2A 3A |
1.4981 1.5000 |
1.4867 1.4886 |
1.4440 1.4459 |
1.4376 1.4411 |
1.4019 1.4038 |
1.3905 1.3940 |
|
1.5000-16
|
UNJ
|
2A 3A |
1.4984 1.5000 |
1.4890 1.4906 |
1.4578 1.4594 |
1.4526 1.4555 |
1.4262 1.4278 |
1.4172 1.4201 |
|
1.5000-18
|
UNJEF
|
2A 3A |
1.4985 1.5000 |
1.4898 1.4913 |
1.4624 1.4639 |
1.4574 1.4602 |
1.4343 1.4358 |
1.4260 1.4288 |
|
1.5625-8
|
UNJ
|
2A 3A |
1.5603 1.5625 |
1.5453 1.5475 |
1.4791 1.4813 |
1.4717 1.4758 |
1.4160 1.4182 |
1.4010 1.4051 |
|
1.5625-12
|
UNJ
|
2A 3A |
1.5607 1.5625 |
1.5493 1.5511 |
1.5066 1.5084 |
1.5007 1.5040 |
1.4645 1.4663 |
1.4536 1.4568 |
|
1.5625-16
|
UNJ
|
2A 3A |
1.5609 1.5625 |
1.5515 1.5531 |
1.5203 1.5219 |
1.5151 1.5180 |
1.4887 1.4903 |
1.4797 1.4826 |
|
1.5625-18
|
UNJEF
|
2A 3A |
1.5610 1.5625 |
1.5523 1.5538 |
1.5249 1.5264 |
1.5199 1.5227 |
1.4968 1.4983 |
1.4885 1.4913 |
|
1.6250-8
|
UNJ
|
2A 3A |
1.6228 1.6250 |
1.6078 1.6100 |
1.5416 1.5438 |
1.5342 1.5382 |
1.4785 1.4806 |
1.4635 1.4675 |
|
1.6250-12
|
UNJ
|
2A 3A |
1.6232 1.6250 |
1.6118 1.6136 |
1.5691 1.5709 |
1.5632 1.5665 |
1.5270 1.5288 |
1.5160 1.6194 |
|
1.6250-16
|
UNJ
|
2A 3A |
1.6234 1.6250 |
1.6140 1.6156 |
1.5828 1.5844 |
1.5776 1.5805 |
1.5512 1.5528 |
1.5422 1.5451 |
|
1.6250-18
|
UNJEF
|
2A 3A |
1.6235 1.6250 |
1.6148 1.6163 |
1.5874 1.5889 |
1.5824 1.5852 |
1.5593 1.5608 |
1.5510 1.5538 |
|
1.6875-8
|
UNJ
|
2A 3A |
1.6853 1.6875 |
1.6703 1.6725 |
1.6041 1.6063 |
1.5966 1.6007 |
1.5410 1.5432 |
1.5259 1.5300 |
|
1.6875-12
|
UNJ
|
2A 3A |
1.6857 1.6875 |
1.6743 1.6761 |
1.6316 1.6334 |
1.6256 1.6289 |
1.5895 1.5913 |
1.5784 1.5818 |
|
1.675-16
|
UNJ
|
2A 3A |
1.6859 1.6875 |
1.6765 1.6781 |
1.6453 1.6469 |
1.6400 1.6429 |
1.6137 1.6153 |
1.6046 1.6075 |
|
1.6875-18
|
UNJEF
|
2A 3A |
1.6860 1.6875 |
1.6773 1.6788 |
1.6499 1.6514 |
1.6448 1.6476 |
1.6218 1.6233 |
1.6134 1.6162 |
外螺纹的极限尺寸(1.7500～6.0000)
|
标准系列的美制航空航天外螺纹的极限尺寸 in |
||||||||
|---|---|---|---|---|---|---|---|---|
|
公称直径 -牙数 |
系列 标记 |
外 螺 纹 |
||||||
|
公差带 |
大 径 |
中 径 |
小 径 |
|||||
|
max |
min |
max |
min |
max |
min |
|||
|
1.7500-5
|
UNJC
|
2A 3A |
1.7473 1.7500 |
1.7268 1.7295 |
1.6174 1.6201 |
1.6085 1.6134 |
1.5164 1.5191 |
1.4953 1.5002 |
|
1.7500-8
|
UNJ
|
2A 3A |
1.7477 1.7500 |
1.7327 1.7350 |
1.6665 1.6688 |
1.6590 1.6631 |
1.6034 1.6056 |
1.5883 1.5924 |
|
1.7500-12
|
UNJ
|
2A 3A |
1.7482 1.7500 |
1.7368 1.7386 |
1.6941 1.6959 |
1.6881 1.6914 |
1.6520 1.6538 |
1.6410 1.6442 |
|
1.7500-16
|
UNJ
|
2A 3A |
1.7484 1.7500 |
1.7390 1.7406 |
1.7078 1.7094 |
1.7025 1.7054 |
1.6762 1.6778 |
1.6671 1.6700 |
|
1.8125-8
|
UNJ
|
2A 3A |
1.8102 1.8125 |
1.7952 1.7975 |
1.7290 1.7313 |
1.7214 1.7256 |
1.6658 1.6682 |
1.6507 1.6549 |
|
1.8125-12
|
UNJ
|
2A 3A |
1.8107 1.8125 |
1.7993 1.8011 |
1.7566 1.7584 |
1.7506 1.7539 |
1.7145 1.7163 |
1.7034 1.7068 |
|
1.8125-16
|
UNJ
|
2A 3A |
1.8109 1.8125 |
1.8015 1.8031 |
1.7703 1.7719 |
1.7650 1.7679 |
1.7387 1.7403 |
1.7296 1.7325 |
|
1.8750-8
|
UNJ
|
2A 3A |
1.8727 1.8750 |
1.8577 1.8600 |
1.7915 1.7938 |
1.7838 1.7881 |
1.7284 1.7306 |
1.7131 1.7174 |
|
1.8750-12
|
UNJ
|
2A 3A |
1.8732 1.8750 |
1.8618 1.8636 |
1.8191 1.8209 |
1.8131 1.8164 |
1.7770 1.7788 |
1.7660 1.7692 |
|
1.8750-16
|
UNJ
|
2A 3A |
1.8734 1.8750 |
1.8640 1.8656 |
1.8328 1.8344 |
1.8275 1.8304 |
1.8012 1.8028 |
1.7921 1.7950 |
|
1.9375-8
|
UNJ
|
2A 3A |
1.9352 1.9375 |
1.9202 1.9225 |
1.8540 1.8563 |
1.8463 1.8505 |
1.7908 1.7932 |
1.7756 1.7798 |
|
1.9375-12
|
UNJ
|
2A 3A |
1.9357 1.9375 |
1.9243 1.9261 |
1.8816 1.8834 |
1.8755 1.8789 |
1.8395 1.8413 |
1.8284 1.8318 |
|
1.9375-16
|
UNJ
|
2A 3A |
1.9359 1.9375 |
1.9265 1.9281 |
1.8953 1.8969 |
1.8899 1.8929 |
1.8637 1.8653 |
1.8545 1.8575 |
|
2.0000-4.5
|
UNJC
|
2A 3A |
1.9971 2.0000 |
1.9751 1.9780 |
1.8528 1.8557 |
1.8433 1.8486 |
1.7405 1.7434 |
1.7176 1.7229 |
|
2.0000-8
|
UNJ
|
2A 3A |
1.9977 2.0000 |
1.9827 1.9850 |
1.9165 1.9188 |
1.9087 1.9130 |
1.8534 1.8556 |
1.8380 1.8423 |
|
2.0000-12
|
UNJ
|
2A 3A |
1.9982 2.0000 |
1.9868 1.9886 |
1.9441 1.9459 |
1.9380 1.9414 |
1.9020 1.9038 |
1.8908 1.8942 |
|
2.0000-16
|
UNJ
|
2A 3A |
1.9984 2.0000 |
1.9890 1.9906 |
1.9578 1.9594 |
1.9524 1.9554 |
1.9262 1.9278 |
1.9170 1.9200 |
|
2.1250-8
|
UNJ
|
2A 3A |
2.1226 1.1250 |
2.1076 2.1100 |
2.0414 2.0438 |
2.0335 2.0379 |
1.9782 1.9806 |
1.9628 1.9672 |
|
2.1250-12
|
UNJ
|
2A 3A |
2.1232 2.1250 |
2.1118 2.1136 |
2.0691 2.0709 |
2.0630 2.0664 |
2.0270 2.0288 |
2.0158 2.0192 |
|
2.1250-16
|
UNJ
|
2A 3A |
2.1234 2.1250 |
2.1140 2.1156 |
2.0828 2.0844 |
2.0774 2.0804 |
2.0512 2.0528 |
2.0420 2.0450 |
|
2.2500-4.5
|
UNJC
|
2A 3A |
2.2471 2.2500 |
2.2251 2.2280 |
2.1028 2.1057 |
2.0931 2.0984 |
1.9905 1.9934 |
1.9674 1.9727 |
|
2.2500-8
|
UNJ
|
2A 3A |
2.2476 2.2500 |
2.2326 2.2350 |
2.1664 2.1688 |
2.1584 2.1628 |
2.1032 2.1056 |
2.0877 2.0921 |
|
2.2500-12
|
UNJ
|
2A 3A |
2.2482 2.2500 |
2.2368 2.2386 |
2.1941 2.1959 |
2.1880 2.1914 |
2.1520 2.1538 |
2.1408 2.1442 |
|
2.2500-16
|
UNJ
|
2A 3A |
2.2484 2.2500 |
2.2390 2.2406 |
2.2078 2.2094 |
2.2024 2.2054 |
2.1762 2.1778 |
2.1670 2.1700 |
|
2.3750-8
|
UNJ
|
2A 3A |
2.3726 2.3750 |
2.3576 2.3600 |
2.2914 2.2938 |
2.2833 2.2878 |
2.2282 2.2306 |
2.2126 2.2171 |
|
2.3750-12
|
UNJ
|
2A 3A |
2.3731 2.3750 |
2.3617 2.3636 |
2.3190 2.3209 |
2.3128 2.3163 |
2.2769 2.2788 |
2.2656 2.2692 |
|
2.3750-16
|
UNJ
|
2A 3A |
2.3733 2.3750 |
2.3639 2.3656 |
2.3327 2.3344 |
2.3272 2.3303 |
2.3011 2.3028 |
2.2918 2.2949 |
|
2.5000-4
|
UNJC
|
2A 3A |
2.4969 2.5000 |
2.4731 2.4762 |
2.3345 2.3376 |
2.3241 2.3298 |
2.2082 2.2113 |
2.1826 2.1883 |
|
2.5000-8
|
UNJ
|
2A 3A |
2.4976 2.5000 |
2.4826 2.4850 |
2.4164 2.4188 |
2.4082 2.4127 |
2.3532 2.3556 |
2.3375 2.3420 |
|
2.5000-12
|
UNJ
|
2A 3A |
2.4981 2.5000 |
2.4867 2.4886 |
2.4440 2.4459 |
2.4378 2.4413 |
2.4019 2.4038 |
2.3906 2.3942 |
|
2.5000-16
|
UNJ
|
2A 3A |
2.4983 2.5000 |
2.4889 2.4906 |
2.4577 2.4594 |
2.4522 2.4553 |
2.4261 2.4278 |
2.4168 2.4199 |
|
2.6250-8
|
UNJ
|
2A 3A |
2.6225 2.6250 |
2.6075 2.6100 |
2.5413 2.5438 |
2.5331 2.5376 |
2.4782 2.4806 |
2.4624 2.4669 |
|
2.6250-12
|
UNJ
|
2A 3A |
2.6231 2.6250 |
2.6117 2.6136 |
2.5690 2.5709 |
2.5628 2.5663 |
2.5269 2.5288 |
2.5156 2.5192 |
|
2.6250-16
|
UNJ
|
2A 3A |
2.6233 2.6250 |
2.6139 2.6156 |
2.5827 2.5844 |
2.5772 2.5803 |
2.5511 2.5528 |
2.5418 2.5449 |
|
2.7500-4
|
UNJC
|
2A 3A |
2.7468 2.7500 |
2.7230 2.7262 |
2.5844 2.5876 |
2.5739 2.5797 |
2.4581 2.4613 |
2.4324 2.4382 |
|
2.7500-8
|
UNJ
|
2A 3A |
2.7475 2.7500 |
2.7325 2.7350 |
2.6663 2.6688 |
2.6580 2.6625 |
2.6032 2.6056 |
2.5873 2.5918 |
|
2.7500-12
|
UNJ
|
2A 3A |
2.7481 2.7500 |
2.7367 2.7386 |
2.6940 2.6959 |
2.6878 2.6913 |
2.6519 2.6538 |
2.6406 2.6442 |
|
2.7500-16
|
UNJ
|
2A 3A |
2.7483 2.7500 |
2.7389 2.7406 |
2.7077 2.7094 |
2.7022 2.7053 |
2.6761 2.6778 |
2.6668 2.6699 |
|
2.8750-8
|
UNJ
|
2A 3A |
2.8725 2.8750 |
2.8575 2.8600 |
2.7913 2.7938 |
2.7829 2.7875 |
2.7282 2.7306 |
2.7122 2.7168 |
|
2.8750-12
|
UNJ
|
2A 3A |
2.8731 2.8750 |
2.8617 2.8636 |
2.8190 2.8209 |
2.8127 2.8162 |
2.7769 2.7788 |
2.7655 2.7690 |
|
2.8750-16
|
UNJ
|
2A 3A |
2.8733 2.8750 |
2.8639 2.8656 |
2.8327 2.8344 |
2.8271 2.8302 |
2.8011 2.8028 |
2.7917 2.7948 |
|
3.0000-4
|
UNJC
|
2A 3A |
2.9968 3.0000 |
2.9730 2.9762 |
2.8344 2.8376 |
2.8237 2.8296 |
2.7081 2.7113 |
2.6822 2.6882 |
|
3.0000-8
|
UNJ
|
2A 3A |
2.9974 3.0000 |
2.9824 2.9850 |
2.9162 2.9188 |
2.9077 2.9124 |
2.8531 2.8556 |
2.8370 2.8417 |
|
3.0000-12
|
UNJ
|
2A 3A |
2.9981 3.0000 |
2.9867 2.9886 |
2.9440 2.9459 |
2.9377 2.9412 |
2.9019 2.9038 |
2.8905 2.8940 |
|
3.0000-16
|
UNJ
|
2A 3A |
2.9983 3.0000 |
2.9889 2.9906 |
2.9577 2.9594 |
2.9521 2.9552 |
2.9261 2.9278 |
2.9167 2.9198 |
|
3.1250-8
|
UNJ
|
2A 3A |
3.1224 3.1250 |
3.1074 3.1100 |
3.0412 3.0438 |
3.0326 3.0374 |
2.9781 2.9806 |
2.9619 2.9667 |
|
3.1250-12
|
UNJ
|
2A 3A |
3.1231 3.1250 |
3.1117 3.1136 |
3.0690 3.0709 |
3.0627 3.0662 |
3.0269 3.0288 |
3.0155 3.0190 |
|
3.1250-16
|
UNJ
|
2A 3A |
3.1233 3.1250 |
3.1139 3.1156 |
3.0827 3.0844 |
3.0771 3.0802 |
3.0511 3.0528 |
3.0417 3.0448 |
|
3.2500-4
|
UNJC
|
2A 3A |
3.2467 3.2500 |
3.2229 3.2262 |
3.0843 3.0876 |
3.0734 3.0794 |
2.9580 3.9613 |
2.9320 2.9379 |
|
3.2500-8
|
UNJ
|
2A 3A |
3.2474 3.2500 |
3.2324 3.2350 |
3.1662 3.1688 |
3.1575 3.1623 |
3.1031 3.1056 |
3.0868 3.0916 |
|
3.2500-12
|
UNJ
|
2A 3A |
3.2481 3.2500 |
3.2367 3.2386 |
3.1940 3.1959 |
3.1877 3.1912 |
3.1519 3.1538 |
3.1405 3.1440 |
|
3.2500-16
|
UNJ
|
2A 3A |
3.2483 3.2500 |
3.2389 3.2406 |
3.2077 3.2094 |
3.2021 3.2052 |
3.1761 3.1778 |
3.1667 3.1698 |
|
3.3750-8
|
UNJ
|
2A 3A |
3.3724 3.3750 |
3.3574 3.3600 |
3.2912 3.2938 |
3.2824 3.2872 |
3.2281 3.2306 |
3.2117 3.2165 |
|
3.3750-12
|
UNJ
|
2A 3A |
3.3731 3.3750 |
3.3617 3.3636 |
3.3190 3.3209 |
3.3126 3.3161 |
3.2769 3.2788 |
3.2654 3.2689 |
|
3.3750-16
|
UNJ
|
2A 3A |
3.3733 3.3750 |
3.3639 3.3656 |
3.3327 3.3344 |
3.3269 3.3301 |
3.3011 3.3028 |
3.2915 3.2947 |
|
3.5000-4
|
UNJC
|
2A 3A |
3.4967 3.5000 |
3.4729 3.4762 |
3.3343 3.3376 |
3.3233 3.3293 |
3.2080 3.2113 |
3.1818 3.1878 |
|
3.5000-8
|
UNJ
|
2A 3A |
3.4974 3.5000 |
3.4824 3.4850 |
3.4162 3.4188 |
3.4074 3.4122 |
3.3530 3.3556 |
3.3367 3.3415 |
|
3.5000-12
|
UNJ
|
2A 3A |
3.4981 3.5000 |
3.4867 3.4886 |
3.4440 3.4459 |
3.4376 3.4411 |
3.4019 3.4038 |
3.3904 3.3940 |
|
3.5000-16
|
UNJ
|
2A 3A |
3.4983 3.5000 |
3.4889 3.4906 |
3.4577 3.4594 |
3.4519 3.4551 |
3.4261 3.4278 |
3.4165 3.4197 |
|
3.6250-8
|
UNJ
|
2A 3A |
3.6223 3.6250 |
3.6073 3.6100 |
3.5411 3.5438 |
3.5322 3.5371 |
3.4780 3.4806 |
3.4615 3.4664 |
|
3.6250-12
|
UNJ
|
2A 3A |
3.6231 3.6250 |
3.6117 3.6136 |
3.5690 3.5709 |
3.5626 3.5661 |
3.5269 3.5288 |
3.5154 3.5190 |
|
3.6250-16
|
UNJ
|
2A 3A |
3.6233 3.6250 |
3.6139 3.6156 |
3.5827 3.5844 |
3.5769 3.5801 |
3.5511 3.5528 |
3.5415 3.5447 |
|
3.7500-4
|
UNJC
|
2A 3A |
3.7466 3.7500 |
3.7228 3.7262 |
3.5842 3.5876 |
3.5730 3.5792 |
3.4579 3.4613 |
3.4316 3.4378 |
|
3.7500-8
|
UNJ
|
2A 3A |
3.7473 3.7500 |
3.7323 3.7350 |
3.6661 3.6688 |
3.6571 3.6621 |
3.6030 3.6056 |
3.5864 3.5914 |
|
3.7500-12
|
UNJ
|
2A 3A |
3.7481 3.7500 |
3.7367 3.7386 |
3.6940 3.6959 |
3.6876 3.6911 |
3.6519 3.6538 |
3.6404 3.6440 |
|
3.7500-16
|
UNJ
|
2A 3A |
3.7483 3.7500 |
3.7389 3.7406 |
3.7077 3.7094 |
3.7019 3.7051 |
3.6761 3.6778 |
3.6665 3.6697 |
|
3.8750-8
|
UNJ
|
2A 3A |
3.8723 3.8750 |
3.8573 3.8600 |
3.7911 3.7938 |
3.7820 3.7870 |
3.7280 3.7306 |
3.7113 3.7163 |
|
3.8750-12
|
UNJ
|
2A 3A |
3.8730 3.8750 |
3.8616 3.8636 |
3.8189 3.8209 |
3.8124 3.8160 |
3.7768 3.7788 |
3.7652 3.7688 |
|
3.8750-16
|
UNJ
|
2A 3A |
3.8732 3.8750 |
3.8638 3.8656 |
3.8326 3.8344 |
3.8267 3.8300 |
3.8010 3.8028 |
3.7913 3.7946 |
|
4.0000-4
|
UNJC
|
2A 3A |
3.9966 4.0000 |
3.9728 3.9762 |
3.8342 3.8376 |
3.8229 3.8291 |
3.7079 3.7113 |
3.6815 3.6876 |
|
4.0000-8
|
UNJ
|
2A 3A |
3.9973 4.0000 |
3.9823 3.9850 |
3.9161 3.9188 |
3.9070 3.9120 |
3.8530 3.8556 |
3.8363 3.8413 |
|
4.0000-12
|
UNJ
|
2A 3A |
3.9980 4.0000 |
3.9866 3.9886 |
3.9439 3.9459 |
3.9374 3.9410 |
3.9018 3.9038 |
3.8902 3.8938 |
|
4.0000-16
|
UNJ
|
2A 3A |
3.9982 4.0000 |
3.9888 3.9906 |
3.9576 3.9594 |
3.9517 3.9550 |
3.9260 3.9278 |
3.9183 3.9196 |
|
4.1250-12
|
UNJ
|
2A 3A |
4.1230 4.1250 |
4.1116 4.1136 |
4.0689 4.0709 |
4.0624 4.0660 |
4.0268 4.0288 |
4.0152 4.0188 |
|
4.1250-16
|
UNJ
|
2A 3A |
4.1232 4.1250 |
4.1138 4.1156 |
4.0826 4.0844 |
4.0767 4.0800 |
4.0510 4.0528 |
4.0413 4.0446 |
|
4.2500-12
|
UNJ
|
2A 3A |
4.2480 4.2500 |
4.2366 4.2386 |
4.1939 4.1959 |
4.1874 4.1910 |
4.1518 4.1538 |
4.1402 4.1438 |
|
4.2500-16
|
UNJ
|
2A 3A |
4.2482 4.2500 |
4.2388 4.2406 |
4.2076 4.2094 |
4.2017 4.2050 |
4.1760 4.1778 |
4.1663 4.1696 |
|
4.3750-12
|
UNJ
|
2A 3A |
4.3730 4.3750 |
4.3616 4.3636 |
4.3189 4.3209 |
4.3124 4.3160 |
4.2768 4.2788 |
4.2652 4.2688 |
|
4.3750-16
|
UNJ
|
2A 3A |
4.3732 4.3750 |
4.3638 4.3656 |
4.3326 4.3344 |
4.3267 4.3300 |
4.3010 4.3028 |
4.2913 4.2946 |
|
4.5000-12
|
UNJ
|
2A 3A |
4.4980 4.5000 |
4.4866 4.4886 |
4.4439 4.4459 |
4.4374 4.4410 |
4.4018 4.4038 |
4.3902 4.3938 |
|
4.5000-16
|
UNJ
|
2A 3A |
4.4982 4.5000 |
4.4888 4.4906 |
4.4576 4.4594 |
4.4517 4.4550 |
4.4260 4.4278 |
4.4163 4.4196 |
|
4.6250-12
|
UNJ
|
2A 3A |
4.6230 4.6250 |
4.6116 4.6136 |
4.5689 4.5709 |
4.5622 4.5659 |
4.5268 4.5288 |
4.5150 4.5187 |
|
4.6250-16
|
UNJ
|
2A 3A |
4.6232 4.6250 |
4.6138 4.6156 |
4.5826 4.5844 |
4.5765 4.5799 |
4.5510 4.5528 |
4.5411 4.5445 |
|
4.7500-12
|
UNJ
|
2A 3A |
4.7480 4.7500 |
4.7366 4.7386 |
4.6939 4.6959 |
4.6872 4.6909 |
4.6518 4.6538 |
4.6400 4.6437 |
|
4.7500-16
|
UNJ
|
2A 3A |
4.7482 4.7500 |
4.7388 4.7406 |
4.7076 4.7094 |
4.7015 4.7049 |
4.6760 4.6778 |
4.6661 4.6695 |
|
4.8750-12
|
UNJ
|
2A 3A |
4.8730 4.8750 |
4.8616 4.8636 |
4.8189 4.8209 |
4.8122 4.8159 |
4.7768 4.7788 |
4.7650 4.7687 |
|
4.8750-16
|
UNJ
|
2A 3A |
4.8732 4.8750 |
4.8638 4.8656 |
4.8326 4.8344 |
4.8265 4.8299 |
4.8010 4.8028 |
4.7911 4.7945 |
|
5.0000-12
|
UNJ
|
2A 3A |
4.9980 5.0000 |
4.9866 4.9886 |
4.9439 4.9459 |
4.9372 4.9409 |
4.9018 4.9038 |
4.8900 4.8937 |
|
5.0000-16
|
UNJ
|
2A 3A |
4.9982 5.0000 |
4.9888 4.9906 |
4.9576 4.9594 |
4.9515 4.9549 |
4.9260 4.9278 |
4.9161 4.9195 |
|
5.1250-12
|
UNJ
|
2A 3A |
5.1230 5.1250 |
5.1116 5.1136 |
5.0689 5.0709 |
5.0622 5.0659 |
5.0268 5.0288 |
5.0150 5.0187 |
|
5.1250-16
|
UNJ
|
2A 3A |
5.1232 5.1250 |
5.1138 5.1156 |
5.0826 5.0844 |
5.0765 5.0799 |
5.0510 5.0528 |
5.0411 5.0445 |
|
5.2500-12
|
UNJ
|
2A 3A |
5.2480 5.2500 |
5.2366 5.2386 |
5.1939 5.1959 |
5.1872 5.1909 |
5.1518 5.1538 |
5.1400 5.1437 |
|
5.2500-16
|
UNJ
|
2A 3A |
5.2482 5.2500 |
5.2388 5.2406 |
5.2076 5.2094 |
5.2015 5.2049 |
5.1760 5.1778 |
5.1661 5.1695 |
|
5.3750-12
|
UNJ
|
2A 3A |
5.3730 5.3750 |
5.3616 5.3636 |
5.3189 5.3209 |
5.3122 5.3159 |
5.2768 5.2788 |
5.2650 5.2687 |
|
5.3750-16
|
UNJ
|
2A 3A |
5.3732 5.3750 |
5.3638 5.3656 |
5.3326 5.3344 |
5.3265 5.3299 |
5.3010 5.3028 |
5.2911 5.2945 |
|
5.5000-12
|
UNJ
|
2A 3A |
5.4980 5.5000 |
5.4866 5.4886 |
5.4439 5.4459 |
5.4372 5.4409 |
5.4018 4.4038 |
5.3900 5.3937 |
|
5.5000-16
|
UNJ
|
2A 3A |
5.4982 5.5000 |
5.4888 5.4906 |
5.4576 5.4594 |
5.4515 5.4549 |
5.4260 5.4278 |
5.4161 4.4195 |
|
5.6250-12
|
UNJ
|
2A 3A |
5.6229 5.6250 |
5.6115 5.6136 |
5.5688 5.5709 |
5.5619 5.5657 |
5.5267 5.5288 |
5.5148 5.5185 |
|
5.6250-16
|
UNJ
|
2A 3A |
5.6231 5.6250 |
5.6137 5.6156 |
5.5825 5.5844 |
5.5763 5.5797 |
5.5509 5.5528 |
5.5409 5.5443 |
|
5.7500-12
|
UNJ
|
2A 3A |
5.7479 5.7500 |
5.7365 5.7386 |
5.6938 5.6959 |
5.6869 5.6907 |
5.6517 5.6538 |
5.6398 5.6435 |
|
5.7500-16
|
UNJ
|
2A 3A |
5.7481 5.7500 |
5.7387 8.7406 |
5.7075 5.7094 |
5.7013 5.7047 |
5.6759 5.6778 |
5.6659 5.6693 |
|
5.8750-12
|
UNJ
|
2A 3A |
5.8729 5.8750 |
5.8615 5.8636 |
5.8188 5.8209 |
5.8119 5.8157 |
5.7767 5.7788 |
5.7648 5.7685 |
|
5.8750-16
|
UNJ
|
2A 3A |
5.8731 5.8750 |
5.8637 5.8656 |
5.8325 5.8344 |
5.8263 8.8297 |
5.8009 5.8028 |
5.7909 5.7943 |
|
6.0000-12
|
UNJ
|
2A 3A |
5.9979 6.0000 |
5.9865 5.9886 |
5.9438 8.9459 |
5.9369 8.9407 |
5.9017 5.9038 |
5.8898 5.8935 |
|
6.0000-16
|
UNJ
|
2A 3A |
5.9981 6.0000 |
5.9887 5.9906 |
5.9575 5.9594 |
5.9513 5.9547 |
5.9259 5.9278 |
5.9159 5.9193 |
内螺纹的极限尺寸(0.0600～1.6875)
|
标准系列的美制航空航天内螺纹的极限尺寸 in |
|||||||
|---|---|---|---|---|---|---|---|
|
公称直径 -牙数 |
系列 标记 |
内 螺 纹 |
|||||
|
公差带 |
小 径 |
中 径 |
大 径 |
||||
|
max |
min |
max |
min |
min |
|||
|
0.0600-80
|
UNJF
|
2B 3B |
0.0511 0.0511 |
0.0479 0.0479 |
0.0542 0.0536 |
0.0519 0.0519 |
0.0600 0.0600 |
|
0.0730-64
|
UNJC
|
2B 3B |
0.0619 0.0619 |
0.0578 0.0578 |
0.0655 0.0648 |
0.0629 0.0629 |
0.0730 0.0730 |
|
0.0730-72
|
UNJF
|
2B 3B |
0.0631 0.0631 |
0.0595 0.0595 |
0.0665 0.0659 |
0.0640 0.0640 |
0.0730 0.0730 |
|
0.0860-56
|
UNJC
|
2B 3B |
0.0732 0.0732 |
0.0686 0.0686 |
0.0772 0.0765 |
0.0744 0.0744 |
0.0860 0.0860 |
|
0.0860-64
|
UNJF
|
2B 3B |
0.0749 0.0749 |
0.0708 0.0708 |
0.0786 0.0779 |
0.0759 0.0759 |
0.0860 0.0860 |
|
0.0990-48
|
UNJC
|
2B 3B |
0.0841 0.0841 |
0.0787 0.0787 |
0.0885 0.0877 |
0.0855 0.0855 |
0.0990 0.0990 |
|
0.0990-56
|
UNJF
|
2B 3B |
0.0862 0.0862 |
0.0816 0.0816 |
0.0902 0.0895 |
0.0874 0.0874 |
0.0990 0.0990 |
|
0.1120-40
|
UNJC
|
2B 3B |
0.0942 0.0942 |
0.0877 0.0877 |
0.0991 0.0982 |
0.0958 0.0958 |
0.1120 0.1120 |
|
0.1120-48
|
UNJF
|
2B 3B |
0.0971 0.0971 |
0.0917 0.0917 |
0.1016 0.1008 |
0.0985 0.0985 |
0.1120 0.1120 |
|
0.1250-40
|
UNJC
|
2B 3B |
0.1072 0.1072 |
0.1007 0.1007 |
0.1121 0.1113 |
0.1088 0.1088 |
0.1250 0.1250 |
|
0.1250-44
|
UNJF
|
2B 3B |
0.1088 0.1088 |
0.1029 0.1029 |
0.1134 0.1126 |
0.1102 0.1102 |
0.1250 0.1250 |
|
0.1380-32
|
UNJC
|
2B 3B |
0.1157 0.1157 |
0.1076 0.1076 |
0.1214 0.1204 |
0.1177 0.1177 |
0.1380 0.1380 |
|
0.1380-40
|
UNJF
|
2B 3B |
0.1202 0.1202 |
0.1137 0.1137 |
0.1252 0.1243 |
0.1218 0.1218 |
0.1380 0.1380 |
|
0.1640-32
|
UNJC
|
2B 3B |
0.1417 0.1417 |
0.1336 0.1336 |
0.1475 0.1465 |
0.1437 0.1437 |
0.1640 0.1640 |
|
0.1640-36
|
UNJF
|
2B 3B |
0.1442 0.1442 |
0.1370 0.1370 |
0.1496 0.1487 |
0.1460 0.1460 |
0.1640 0.1640 |
|
0.1900-24
|
UNJC
|
2B 3B |
0.1600 0.1600 |
0.1494 0.1494 |
0.1672 0.1661 |
0.1629 0.1629 |
0.1900 0.1900 |
|
0.1900-32
|
UNJF
|
2B 3B |
0.1675 0.1675 |
0.1596 0.1596 |
0.1736 0.1726 |
0.1697 0.1697 |
0.1900 0.1900 |
|
0.2160-24
|
UNJC
|
2B 3B |
0.1852 0.1852 |
0.1754 0.1754 |
0.1933 0.1922 |
0.1889 0.1889 |
0.2160 0.2160 |
|
0.2160-28
|
UNJF
|
2B 3B |
0.1896 0.1896 |
0.1812 0.1812 |
0.1970 0.1959 |
0.1928 0.1928 |
0.2160 0.2160 |
|
0.2160-32
|
UNJEF
|
2B 3B |
0.1929 0.1929 |
0.1856 0.1856 |
0.1998 0.1988 |
0.1957 0.1957 |
0.2160 0.2160 |
|
0.2500-20
|
UNJC
|
2B 3B |
0.2121 0.2121 |
0.2013 0.2013 |
0.2224 0.2211 |
0.2175 0.2175 |
0.2500 0.2500 |
|
0.2500-28
|
UNJF
|
2B 3B |
0.2229 0.2229 |
0.2152 0.2152 |
0.2311 0.2300 |
0.2268 0.2268 |
0.2500 0.2500 |
|
0.2500-32
|
UNJEF
|
2B 3B |
0.2263 0.2263 |
0.2196 0.2196 |
0.2339 0.2328 |
0.2297 0.2297 |
0.2500 0.2500 |
|
0.3125-18
|
UNJC
|
2B 3B |
0.2690 0.2690 |
0.2584 0.2584 |
0.2817 0.2803 |
0.2764 0.2764 |
0.3125 0.3125 |
|
0.3125-24
|
UNJF
|
2B 3B |
0.2799 0.2799 |
0.2719 0.2719 |
0.2902 0.2890 |
0.2854 0.2854 |
0.3125 0.3125 |
|
0.3125-32
|
UNJEF
|
2B 3B |
0.2881 0.2881 |
0.2821 0.2821 |
0.2964 0.2953 |
0.2922 0.2922 |
0.3125 0.3125 |
|
0.3750-16
|
UNJC
|
2B 3B |
0.3250 0.3250 |
0.3141 0.3141 |
0.3401 0.3387 |
0.3344 0.3344 |
0.3750 0.3750 |
|
0.3750-24
|
UNJF
|
2B 3B |
0.3417 0.3417 |
0.3344 0.3344 |
0.3528 0.3516 |
0.3479 0.3479 |
0.3750 0.3750 |
|
0.3750-32
|
UNJEF
|
2B 3B |
0.3501 0.3501 |
0.3446 0.3446 |
0.3591 0.3580 |
0.3547 0.3547 |
0.3750 0.3750 |
|
0.4375-14
|
UNJC
|
2B 3B |
0.3795 0.3795 |
0.3680 0.3680 |
0.3972 0.3957 |
0.3911 0.3911 |
0.4375 0.4375 |
|
0.4375-16
|
UNJ
|
2B 3B |
0.3868 0.3868 |
0.3766 0.3766 |
0.4028 0.4014 |
0.3969 0.3969 |
0.4375 0.4375 |
|
0.4375-20
|
UNJF
|
2B 3B |
0.3970 0.3970 |
0.3888 0.3888 |
0.4104 0.4091 |
0.4050 0.4050 |
0.4375 0.4375 |
|
0.4375-28
|
UNJEF
|
2B 3B |
0.4086 0.4086 |
0.4027 0.4027 |
0.4189 0.4178 |
0.4143 0.4143 |
0.4375 0.4375 |
|
0.5000-13
|
UNJC
|
2B 3B |
0.4368 0.4368 |
0.4251 0.4251 |
0.4565 0.4548 |
0.4500 0.4500 |
0.5000 0.5000 |
|
0.5000-16
|
UNJ
|
2B 3B |
0.4488 0.4488 |
0.4392 0.4392 |
0.4655 0.4640 |
0.4594 0.4594 |
0.5000 0.5000 |
|
0.5000-20
|
UNJF
|
2B 3B |
0.4591 0.4591 |
0.4513 0.4513 |
0.4731 0.4717 |
0.4675 0.4675 |
0.5000 0.5000 |
|
0.5000-28
|
UNJEF
|
2B 3B |
0.4708 0.4708 |
0.4652 0.4652 |
0.4816 0.4804 |
0.4768 0.4768 |
0.5000 0.5000 |
|
0.5625-12
|
UNJC
|
2B 3B |
0.4914 0.4914 |
0.4814 0.4814 |
0.5152 0.5135 |
0.5084 0.5084 |
0.5625 0.5625 |
|
0.5625-16
|
UNJ
|
2B 3B |
0.5109 0.5109 |
0.5017 0.5017 |
0.5280 0.5265 |
0.5219 0.5219 |
0.5625 0.5625 |
|
0.5625-18
|
UNJF
|
2B 3B |
0.5166 0.5166 |
0.5084 0.5084 |
0.5323 0.5308 |
0.5264 0.5264 |
0.5625 0.5625 |
|
0.5625-24
|
UNJEF
|
2B 3B |
0.5281 0.5281 |
0.5219 0.5219 |
0.5405 0.5392 |
0.5354 0.5354 |
0.5625 0.5625 |
|
0.6250-11
|
UNJC
|
2B 3B |
0.5474 0.5474 |
0.5365 0.5365 |
0.5732 0.5714 |
0.5660 0.5660 |
0.6250 0.6250 |
|
0.6250-12
|
UNJ
|
2B 3B |
0.5539 0.5539 |
0.5439 0.5439 |
0.5780 0.5762 |
0.5709 0.5709 |
0.6250 0.6250 |
|
0.6250-16
|
UNJ
|
2B 3B |
0.5731 0.5731 |
0.5642 0.5642 |
0.5906 0.5890 |
0.5844 0.5844 |
0.6250 0.6250 |
|
0.6250-18
|
UNJF
|
2B 3B |
0.5788 0.5788 |
0.5709 0.5709 |
0.5949 0.5934 |
0.5889 0.5889 |
0.6250 0.6250 |
|
0.6250-24
|
UNJEF
|
2B 3B |
0.5904 0.5904 |
0.5844 0.5844 |
0.6031 0.6018 |
0.5979 0.5979 |
0.6250 0.6250 |
|
0.6875-12
|
UNJ
|
2B 3B |
0.6164 0.6164 |
0.6064 0.6064 |
0.6405 0.6387 |
0.6334 0.6334 |
0.6875 0.6875 |
|
0.6875-16
|
UNJ
|
2B 3B |
0.6353 0.6353 |
0.6267 0.6267 |
0.6531 0.6515 |
0.6469 0.6469 |
0.6875 0.6875 |
|
0.6875-24
|
UNJEF
|
2B 3B |
0.6527 0.6527 |
0.6469 0.6469 |
0.6656 0.6643 |
0.6604 0.6604 |
0.6875 0.6875 |
|
0.7500-10
|
UNJC
|
2B 3B |
0.6646 0.6646 |
0.6526 0.6526 |
0.6927 0.6907 |
0.6850 0.6850 |
0.7500 0.7500 |
|
0.7500-12
|
UNJ
|
2B 3B |
0.6789 0.6789 |
0.6689 0.6689 |
0.7031 0.7013 |
0.6959 0.6959 |
0.7500 0.7500 |
|
0.7500-16
|
UNJF
|
2B 3B |
0.6977 0.6977 |
0.6892 0.6892 |
0.7159 0.7143 |
0.7094 0.7094 |
0.7500 0.7500 |
|
0.7500-20
|
UNJEF
|
2B 3B |
0.7081 0.7081 |
0.7013 0.7013 |
0.4232 0.7218 |
0.7175 0.7175 |
0.7500 0.7500 |
|
0.8125-12
|
UNJ
|
2B 3B |
0.7414 0.7414 |
0.7314 0.7314 |
0.7656 0.7638 |
0.7584 0.7584 |
0.8125 0.8125 |
|
0.8125-16
|
UNJ
|
2B 3B |
0.7602 0.7602 |
0.7517 0.7517 |
0.7782 0.7766 |
0.7719 0.7719 |
0.8125 0.8125 |
|
0.8125-20
|
UNJEF
|
2B 3B |
0.7706 0.7706 |
0.7638 0.7638 |
0.7857 0.7843 |
0.7800 0.7800 |
0.8125 0.8125 |
|
0.8750-9
|
UNJC
|
2B 3B |
0.7801 0.7801 |
0.7668 0.7668 |
0.8110 0.8089 |
0.8028 0.8028 |
0.8750 0.8750 |
|
0.8750-12
|
UNJ
|
2B 3B |
0.8039 0.8039 |
0.7939 0.7939 |
0.8281 0.8263 |
0.8209 0.8209 |
0.8750 0.8750 |
|
0.8750-14
|
UNJF
|
2B 3B |
0.8152 0.8152 |
0.8055 0.8055 |
0.8356 0.8339 |
0.8286 0.8286 |
0.8750 0.8750 |
|
0.8750-16
|
UNJ
|
2B 3B |
0.8227 0.8227 |
0.8142 0.8142 |
0.8407 0.8391 |
0.8344 0.8344 |
0.8750 0.8750 |
|
0.8750-20
|
UNJEF
|
2B 3B |
0.8331 0.8331 |
0.8263 0.8263 |
0.8482 0.8482 |
0.8425 0.8425 |
0.8750 0.8750 |
|
0.9375-12
|
UNJ
|
2B 3B |
0.8664 0.8664 |
0.8564 0.8564 |
0.8908 0.8889 |
0.8834 0.8834 |
0.9375 0.9375 |
|
0.9375-16
|
UNJ
|
2B 3B |
0.8852 0.8852 |
0.8767 0.8767 |
0.9034 0.9018 |
0.8969 0.8969 |
0.9375 0.9375 |
|
0.9375-20
|
UNJEF
|
2B 3B |
0.8956 0.8956 |
0.8888 0.8888 |
0.9109 0.9094 |
0.9050 0.9050 |
0.9375 0.9375 |
|
1.0000-8
|
UNJC
|
2B 3B |
0.8933 0.8933 |
0.8783 0.8783 |
0.9276 0.9254 |
0.9188 0.9188 |
1.0000 1.0000 |
|
1.0000-12
|
UNJF
|
2B 3B |
0.9289 0.9289 |
0.9189 0.9189 |
0.9535 0.9516 |
0.9459 0.9459 |
1.0000 1.0000 |
|
1.0000-16
|
UNJ
|
2B 3B |
0.9477 0.9477 |
0.9392 0.9392 |
0.9659 0.9643 |
0.9594 0.9594 |
1.0000 1.0000 |
|
1.0000-20
|
UNJEF
|
2B 3B |
0.9581 0.9581 |
0.9513 0.9513 |
0.9734 0.9719 |
0.9675 0.9675 |
1.0000 1.0000 |
|
1.0625-8
|
UNJ
|
2B 3B |
0.9558 0.9558 |
0.9408 0.9408 |
0.9902 0.9880 |
0.9813 0.9813 |
1.0625 1.0625 |
|
1.0625-12
|
UNJ
|
2B 3B |
0.9914 0.9914 |
0.9814 0.9814 |
1.0158 1.0139 |
1.0084 1.0084 |
1.0625 1.0625 |
|
1.0625-16
|
UNJ
|
2B 3B |
1.0102 1.0102 |
1.0017 1.0017 |
1.0284 1.0268 |
1.0219 1.0219 |
1.0625 1.0625 |
|
1.0625-18
|
UNJEF
|
2B 3B |
1.0159 0.0159 |
1.0084 1.0084 |
1.0326 1.0310 |
1.0264 1.0264 |
1.0625 1.0625 |
|
1.1250-7
|
UNJC
|
2B 3B |
1.0030 1.0030 |
0.9859 0.9859 |
1.0416 1.0393 |
1.0322 1.0322 |
1.1250 1.1250 |
|
1.1250-8
|
UNJ
|
2B 3B |
1.0183 1.0183 |
1.0033 1.0033 |
1.0528 1.0505 |
1.0438 1.0438 |
1.1250 1.1250 |
|
1.1250-12
|
UNJF
|
2B 3B |
1.0539 1.0539 |
1.0439 1.0439 |
1.0787 1.0768 |
1.0709 1.0709 |
1.1250 1.1250 |
|
1.1250-16
|
UNJ
|
2B 3B |
1.0727 1.0727 |
1.0642 1.0642 |
1.0909 1.0893 |
1.0844 1.0844 |
1.1250 1.1250 |
|
1.1250-18
|
UNJEF
|
2B 3B |
1.0784 1.0784 |
1.0709 1.0709 |
1.0951 1.0935 |
1.0889 1.0889 |
1.1250 1.1250 |
|
1.1875-8
|
UNJ
|
2B 3B |
1.0808 1.0808 |
1.0658 1.0658 |
1.1154 1.1131 |
1.1063 1.1063 |
1.1875 1.1875 |
|
1.1875-12
|
UNJ
|
2B 3B |
1.1164 1.1164 |
1.1064 1.1064 |
1.1409 1.1390 |
1.1334 1.1334 |
1.1875 1.1875 |
|
1.1875-16
|
UNJ
|
2B 3B |
1.1352 1.1352 |
1.1267 1.1267 |
1.1535 1.1519 |
1.1469 1.1469 |
1.1875 1.1875 |
|
1.1875-18
|
UNJEF
|
2B 3B |
1.1409 1.1409 |
1.1334 1.1334 |
1.1577 1.1561 |
1.1514 1.1514 |
1.1875 1.1875 |
|
1.2500-7
|
UNJC
|
2B 3B |
1.1280 1.1280 |
1.1109 1.1109 |
1.1668 1.1644 |
1.1572 1.1572 |
1.2500 1.2500 |
|
1.2500-8
|
UNJ
|
2B 3B |
1.1433 1.1433 |
1.1283 1.1283 |
1.1780 1.1757 |
1.1688 1.1688 |
1.2500 1.2500 |
|
1.2500-12
|
UNJF
|
2B 3B |
1.1789 1.1789 |
1.1689 1.1689 |
1.2039 1.2019 |
1.1959 1.1959 |
1.2500 1.2500 |
|
1.2500-16
|
UNJ
|
2B 3B |
1.1977 1.1977 |
1.1892 1.1892 |
1.2160 1.2144 |
1.2094 1.2094 |
1.2500 1.2500 |
|
1.2500-18
|
UNJEF
|
2B 3B |
1.2034 1.2034 |
1.1959 1.1959 |
1.2202 1.2186 |
1.2139 1.2139 |
1.2500 1.2500 |
|
1.3125-8
|
UNJ
|
2B 3B |
1.2058 1.2058 |
1.1908 1.1908 |
1.2405 1.2382 |
1.2313 1.2313 |
1.3125 1.3125 |
|
1.3125-12
|
UNJ
|
2B 3B |
1.2414 1.2414 |
1.2314 1.2314 |
1.2659 1.2640 |
1.2584 1.2584 |
1.3125 1.3125 |
|
1.3125-16
|
UNJ
|
2B 3B |
1.2602 1.2602 |
1.2517 1.2517 |
1.2785 1.2769 |
1.2719 1.2719 |
1.3125 1.3125 |
|
1.3125-18
|
UNJEF
|
2B 3B |
1.2659 1.2659 |
1.2584 1.2584 |
1.2827 1.2811 |
1.2764 1.2764 |
1.3125 1.3125 |
|
1.3750-6
|
UNJC
|
2B 3B |
1.2327 1.2327 |
1.2127 1.2127 |
1.2771 1.2745 |
1.2667 1.2667 |
1.3750 1.3750 |
|
1.3750-8
|
UNJ
|
2B 3B |
1.2683 1.2683 |
1.2533 1.2533 |
1.3031 1.3008 |
1.2938 1.2938 |
1.3750 1.3750 |
|
1.3750-12
|
UNJF
|
2B 3B |
1.3039 1.3039 |
1.2939 1.2939 |
1.3291 1.3270 |
1.3209 1.3209 |
1.3750 1.3750 |
|
1.3750-16
|
UNJ
|
2B 3B |
1.3227 1.3227 |
1.3142 1.3142 |
1.3410 1.3394 |
1.3344 1.3344 |
1.3750 1.3750 |
|
1.3750-18
|
UNJEF
|
2B 3B |
1.3284 1.3284 |
1.3209 1.3209 |
1.3452 1.3436 |
1.3389 1.3389 |
1.3750 1.3750 |
|
1.4375-8
|
UNJ
|
2B 3B |
1.3308 1.3308 |
1.3158 1.3158 |
1.3657 1.3634 |
1.3563 1.3563 |
1.4375 1.4375 |
|
1.4375-12
|
UNJ
|
2B 3B |
1.3664 1.3664 |
1.3564 1.3564 |
1.3910 1.3891 |
1.3834 1.3834 |
1.4375 1.4375 |
|
1.4375-16
|
UNJ
|
2B 3B |
1.3852 1.3852 |
1.3767 1.3767 |
1.4037 1.4020 |
1.3969 1.3969 |
1.4375 1.4375 |
|
1.4375-18
|
UNJEF
|
2B 3B |
1.3909 1.3909 |
1.3834 1.3834 |
1.4079 1.4062 |
1.4014 1.4014 |
1.4375 1.4375 |
|
1.5000-6
|
UNJC
|
2B 3B |
1.3577 1.3577 |
1.3377 1.3377 |
1.4022 1.3996 |
1.3917 1.3917 |
1.5000 1.5000 |
|
1.5000-8
|
UNJ
|
2B 3B |
1.3933 1.3933 |
1.3783 1.3783 |
1.4283 1.4259 |
1.4188 1.4188 |
1.5000 1.5000 |
|
1.5000-12
|
UNJF
|
2B 3B |
1.4289 1.4289 |
1.4189 1.4189 |
1.4542 1.4522 |
1.4459 1.4459 |
1.5000 1.5000 |
|
1.5000-16
|
UNJ
|
2B 3B |
1.4477 1.4477 |
1.4392 1.4392 |
1.4662 1.4645 |
1.4594 1.4594 |
1.5000 1.5000 |
|
1.5000-18
|
UNJEF
|
2B 3B |
1.4534 1.4534 |
1.4459 1.4459 |
1.4704 1.4687 |
1.4639 1.4639 |
1.5000 1.5000 |
|
1.5625-8
|
UNJ
|
2B 3B |
1.4558 1.4558 |
1.4408 1.4408 |
1.4909 1.4885 |
1.4813 1.4813 |
1.5625 1.5625 |
|
1.5625-12
|
UNJ
|
2B 3B |
1.4914 1.4914 |
1.4814 1.4814 |
1.5160 1.5141 |
1.5084 1.5084 |
1.5625 1.5625 |
|
1.5625-16
|
UNJ
|
2B 3B |
1.5102 1.5102 |
1.5017 1.5017 |
1.5287 1.5270 |
1.5219 1.5219 |
1.5625 1.5625 |
|
1.5625-18
|
UNJEF
|
2B 3B |
1.5159 1.5159 |
1.5084 1.5084 |
1.5329 1.5312 |
1.5264 1.5264 |
1.5625 1.5625 |
|
1.6250-8
|
UNJ
|
2B 3B |
1.5183 1.5183 |
1.5033 1.5033 |
1.5535 1.5510 |
1.5438 1.5438 |
1.6250 1.6250 |
|
1.6250-12
|
UNJ
|
2B 3B |
1.5539 1.5539 |
1.5439 1.5439 |
1.5785 1.5766 |
1.5709 1.5709 |
1.6250 1.6250 |
|
1.6250-16
|
UNJ
|
2B 3B |
1.5727 1.5727 |
1.5642 1.5642 |
1.5912 1.5895 |
1.5844 1.5844 |
1.6250 1.6250 |
|
1.6250-18
|
UNJEF
|
2B 3B |
1.5784 1.5784 |
1.5709 1.5709 |
1.5954 1.5937 |
1.5889 1.5889 |
1.6250 1.6250 |
|
1.6875-8
|
UNJ
|
2B 3B |
1.5808 1.5808 |
1.5658 1.5658 |
1.6160 1.6136 |
1.6063 1.6063 |
1.6875 1.6875 |
|
1.6875-12
|
UNJ
|
2B 3B |
1.6164 1.6164 |
1.6064 1.6064 |
1.6412 1.6392 |
1.6334 1.6334 |
1.6875 1.6875 |
|
1.675-16
|
UNJ
|
2B 3B |
1.6352 1.6352 |
1.6267 1.6267 |
1.6538 1.6521 |
1.6469 1.6469 |
1.6875 1.6875 |
|
1.6875-18
|
UNJEF
|
2B 3B |
1.6409 1.6409 |
1.6334 1.6334 |
1.6580 1.6563 |
1.6514 1.6514 |
1.6875 1.6875 |
内螺纹的极限尺寸(1.7500～6.0000)
|
标准系列的美制航空航天内螺纹的极限尺寸 in |
|||||||
|---|---|---|---|---|---|---|---|
|
公称直径 -牙数 |
系列 标记 |
内 螺 纹 |
|||||
|
公差带 |
小 径 |
中 径 |
大 径 |
||||
|
max |
min |
max |
min |
min |
|||
|
1.7500-5
|
UNJC
|
2B 3B |
1.5792 1.5792 |
1.5552 1.5552 |
1.6317 1.6288 |
1.6201 1.6201 |
1.7500 1.7500 |
|
1.7500-8
|
UNJ
|
2B 3B |
1.6433 1.6433 |
1.6283 1.6283 |
1.6786 1.6762 |
1.6688 1.6688 |
1.7500 1.7500 |
|
1.7500-12
|
UNJ
|
2B 3B |
1.6789 1.6789 |
1.6689 1.6689 |
1.7037 1.7017 |
1.6959 1.6959 |
1.7500 1.7500 |
|
1.7500-16
|
UNJ
|
2B 3B |
1.6977 1.6977 |
1.6892 1.6892 |
1.7163 1.7164 |
1.7094 1.7094 |
1.7500 1.7500 |
|
1.8125-8
|
UNJ
|
2B 3B |
1.7058 1.7058 |
1.6908 1.6908 |
1.7112 1.7387 |
1.7313 1.7313 |
1.8125 1.8125 |
|
1.8125-12
|
UNJ
|
2B 3B |
1.7414 1.7414 |
1.7314 1.7314 |
1.7662 1.7642 |
1.7584 1.7584 |
1.8125 1.8125 |
|
1.8125-16
|
UNJ
|
2B 3B |
1.7602 1.7602 |
1.7517 1.7517 |
1.7788 1.7771 |
1.7719 1.7719 |
1.8125 1.8125 |
|
1.8750-8
|
UNJ
|
2B 3B |
1.7683 1.7683 |
1.7533 1.7533 |
1.8038 1.8013 |
1.7938 1.7938 |
1.8750 1.8750 |
|
1.8750-12
|
UNJ
|
2B 3B |
1.8039 1.8039 |
1.7939 1.7939 |
1.8287 1.8267 |
1.8209 1.8209 |
1.8750 1.8750 |
|
1.8750-16
|
UNJ
|
2B 3B |
1.8227 1.8227 |
1.8142 1.8142 |
1.8413 1.8396 |
1.8344 1.8344 |
1.8750 1.8750 |
|
1.9375-8
|
UNJ
|
2B 3B |
1.8308 1.8308 |
1.8158 1.8158 |
1.8663 1.8638 |
1.8563 1.8563 |
1.9375 1.9375 |
|
1.9375-12
|
UNJ
|
2B 3B |
1.8664 1.8664 |
1.8564 1.8564 |
1.8913 1.8893 |
1.8834 1.8834 |
1.9375 1.9375 |
|
1.9375-16
|
UNJ
|
2B 3B |
1.8852 1.8852 |
1.8767 1.8767 |
1.9039 1.9021 |
1.8969 1.8969 |
1.9375 1.9375 |
|
2.0000-4.5
|
UNJC
|
2B 3B |
1.8102 1.8102 |
1.7835 1.7835 |
1.8681 1.8650 |
1.8557 1.8557 |
2.0000 2.0000 |
|
2.0000-8
|
UNJ
|
2B 3B |
1.8933 1.8933 |
1.8783 1.8783 |
1.9289 1.9264 |
1.9188 1.9188 |
2.0000 2.0000 |
|
2.0000-12
|
UNJ
|
2B 3B |
1.9289 1.9289 |
1.9189 1.9189 |
1.9538 1.9518 |
1.9459 1.9459 |
2.0000 2.0000 |
|
2.0000-16
|
UNJ
|
2B 3B |
1.9477 1.9477 |
1.9392 1.9392 |
1.9664 1.9646 |
1.9594 1.9594 |
2.0000 2.0000 |
|
2.1250-8
|
UNJ
|
2B 3B |
2.0183 2.0183 |
2.0033 2.0033 |
2.0540 2.0515 |
2.0438 2.0438 |
2.1250 2.1250 |
|
2.1250-12
|
UNJ
|
2B 3B |
2.0539 2.0539 |
2.0439 2.0439 |
2.0788 2.0768 |
2.0709 2.0709 |
2.1250 2.1250 |
|
2.1250-16
|
UNJ
|
2B 3B |
2.0727 2.0727 |
2.0642 0.0642 |
2.0914 2.0896 |
2.0844 2.0844 |
2.1250 2.1250 |
|
2.2500-4.5
|
UNJC
|
2B 3B |
2.0602 2.0602 |
2.0335 2.0335 |
2.1183 2.1152 |
2.1057 2.1057 |
2.2500 2.2500 |
|
2.2500-8
|
UNJ
|
2B 3B |
2.1433 2.1433 |
2.1283 2.1283 |
2.1792 2.1766 |
2.1688 2.1688 |
2.2500 2.2500 |
|
2.2500-12
|
UNJ
|
2B 3B |
2.1789 2.1789 |
2.1689 2.1689 |
2.2038 2.2018 |
2.1959 2.1959 |
2.2500 2.2500 |
|
2.2500-16
|
UNJ
|
2B 3B |
2.1977 2.1977 |
2.1892 2.1892 |
2.2164 2.2146 |
2.2094 2.2094 |
2.2500 2.2500 |
|
2.3750-8
|
UNJ
|
2B 3B |
2.2683 2.2683 |
2.2533 2.2533 |
2.3043 2.3017 |
2.2938 2.2938 |
2.3750 2.3750 |
|
2.3750-12
|
UNJ
|
2B 3B |
2.3039 2.3039 |
2.2939 2.2939 |
2.3290 2.3269 |
2.3209 2.3209 |
2.3750 2.3750 |
|
2.3750-16
|
UNJ
|
2B 3B |
2.3227 2.3227 |
2.3142 2.3142 |
2.3416 2.3398 |
2.3344 2.3344 |
2.3750 2.3750 |
|
2.5000-4
|
UNJC
|
2B 3B |
2.2865 2.2865 |
2.2565 2.2565 |
2.3511 2.3477 |
2.3376 2.3376 |
2.5000 2.5000 |
|
2.5000-8
|
UNJ
|
2B 3B |
2.3933 2.3933 |
2.3783 2.3783 |
2.4294 2.4268 |
2.4188 2.4188 |
2.5000 2.5000 |
|
2.5000-12
|
UNJ
|
2B 3B |
2.4289 2.4289 |
2.4189 2.4189 |
2.4540 2.4519 |
2.4459 2.4459 |
2.5000 2.5000 |
|
2.5000-16
|
UNJ
|
2B 3B |
2.4477 2.4477 |
2.4392 2.4392 |
2.4666 2.4648 |
2.4594 2.4594 |
2.5000 2.5000 |
|
2.6250-8
|
UNJ
|
2B 3B |
2.5183 2.5183 |
2.5033 2.5033 |
2.5545 2.5518 |
2.5438 2.5438 |
2.6250 2.6250 |
|
2.6250-12
|
UNJ
|
2B 3B |
2.5539 2.5539 |
2.5439 2.5439 |
2.5790 2.5769 |
2.5709 2.5709 |
2.6250 2.6250 |
|
2.6250-16
|
UNJ
|
2B 3B |
2.5727 2.5727 |
2.5642 2.5642 |
2.5916 2.5898 |
2.5844 2.5844 |
2.6250 2.6250 |
|
2.7500-4
|
UNJC
|
2B 3B |
2.5365 2.5365 |
2.5065 2.5065 |
2.6013 2.5979 |
2.5876 2.5876 |
2.7500 2.7500 |
|
2.7500-8
|
UNJ
|
2B 3B |
2.6433 2.6433 |
2.6283 2.6283 |
2.6796 2.6769 |
2.6688 2.6688 |
2.7500 2.7500 |
|
2.7500-12
|
UNJ
|
2B 3B |
2.6789 2.6789 |
3.6689 2.6689 |
2.7040 2.7019 |
2.6959 2.6959 |
2.7500 2.7500 |
|
2.7500-16
|
UNJ
|
2B 3B |
2.6977 2.6977 |
2.6892 2.6892 |
2.7166 2.7148 |
2.7094 2.7094 |
2.7500 2.7500 |
|
2.8750-8
|
UNJ
|
2B 3B |
2.7683 2.7683 |
2.7533 2.7533 |
2.8048 2.8020 |
2.7938 2.7938 |
2.8750 2.8750 |
|
2.8750-12
|
UNJ
|
2B 3B |
2.8039 2.8039 |
2.7939 2.7939 |
2.8291 2.8271 |
2.8209 2.8209 |
2.8750 2.8750 |
|
2.8750-16
|
UNJ
|
2B 3B |
2.8227 2.8227 |
2.8142 2.8142 |
2.8417 2.8399 |
2.8344 2.8344 |
2.8750 2.8750 |
|
3.0000-4
|
UNJC
|
2B 3B |
2.7865 2.7865 |
2.7565 2.7565 |
2.8515 2.8480 |
2.8376 2.8376 |
3.0000 3.0000 |
|
3.0000-8
|
UNJ
|
2B 3B |
2.8933 2.8933 |
2.8783 2.8783 |
2.9299 2.9271 |
2.9188 2.9188 |
3.0000 3.0000 |
|
3.0000-12
|
UNJ
|
2B 3B |
2.9289 2.9289 |
2.9189 2.9189 |
2.9541 2.9521 |
2.9459 2.9459 |
3.0000 3.0000 |
|
3.0000-16
|
UNJ
|
2B 3B |
2.9477 2.9477 |
2.9392 2.9392 |
2.9667 2.9649 |
2.9594 2.9594 |
3.0000 3.0000 |
|
3.1250-8
|
UNJ
|
2B 3B |
3.0183 3.0183 |
3.0033 3.0033 |
3.0550 3.0522 |
3.0438 3.0438 |
3.1250 3.1250 |
|
3.1250-12
|
UNJ
|
2B 3B |
3.0539 3.0539 |
3.0439 3.0439 |
3.0791 3.0771 |
3.0709 3.0709 |
3.1250 3.1250 |
|
3.1250-16
|
UNJ
|
2B 3B |
3.0727 3.0727 |
3.0642 3.0642 |
3.0917 3.0899 |
3.0844 3.0844 |
3.1250 3.1250 |
|
3.2500-4
|
UNJC
|
2B 3B |
3.0365 3.0365 |
3.0065 3.0065 |
3.1017 3.0982 |
3.0876 3.0876 |
3.2500 3.2500 |
|
3.2500-8
|
UNJ
|
2B 3B |
3.1433 3.1433 |
3.1283 3.1283 |
3.1801 3.1773 |
3.1688 3.1688 |
3.2500 3.2500 |
|
3.2500-12
|
UNJ
|
2B 3B |
3.1789 3.1789 |
3.1689 3.1689 |
3.2041 3.2021 |
3.1959 3.1959 |
3.2500 3.2500 |
|
3.2500-16
|
UNJ
|
2B 3B |
3.1977 3.1977 |
3.1892 3.1892 |
3.2167 3.2149 |
3.2094 3.2094 |
3.2500 3.2500 |
|
3.3750-8
|
UNJ
|
2B 3B |
3.2683 3.2683 |
3.2533 3.2533 |
3.3052 3.3023 |
3.2938 3.2938 |
3.3750 3.3750 |
|
3.3750-12
|
UNJ
|
2B 3B |
3.3039 3.3039 |
3.2939 3.2939 |
3.3293 3.3272 |
3.3209 3.3209 |
3.3750 3.3750 |
|
3.3750-16
|
UNJ
|
2B 3B |
3.3227 3.3227 |
3.3142 3.3142 |
3.3419 3.3400 |
3.3344 3.3344 |
3.3750 3.3750 |
|
3.5000-4
|
UNJC
|
2B 3B |
3.2865 3.2865 |
3.2565 3.2565 |
3.3519 3.3484 |
3.3376 3.3376 |
3.5000 3.5000 |
|
3.5000-8
|
UNJ
|
2B 3B |
3.3933 3.3933 |
3.3783 3.3783 |
3.4303 3.4274 |
3.4188 3.4188 |
3.5000 3.5000 |
|
3.5000-12
|
UNJ
|
2B 3B |
3.4289 3.4289 |
3.4189 3.4189 |
3.4543 3.4522 |
3.4459 3.4459 |
3.5000 3.5000 |
|
3.5000-16
|
UNJ
|
2B 3B |
3.4477 3.4477 |
3.4392 3.4392 |
3.4669 3.4650 |
3.4594 3.4594 |
3.5000 3.5000 |
|
3.6250-8
|
UNJ
|
2B 3B |
3.5183 3.5183 |
3.5033 3.5033 |
3.5554 3.5525 |
3.5438 3.5438 |
3.6250 3.6250 |
|
3.6250-12
|
UNJ
|
2B 3B |
3.5539 3.5539 |
3.5439 3.5469 |
3.5793 3.5772 |
3.5709 3.5709 |
3.6250 3.6250 |
|
3.6250-16
|
UNJ
|
2B 3B |
3.5727 3.5727 |
3.5642 3.5642 |
2.5919 3.5900 |
3.5844 3.5844 |
3.6250 3.6250 |
|
3.7500-4
|
UNJC
|
2B 3B |
3.5365 3.5365 |
3.5065 3.5065 |
3.6021 3.5985 |
3.5876 3.5876 |
3.7500 3.7500 |
|
3.7500-8
|
UNJ
|
2B 3B |
3.6433 3.6433 |
3.6283 3.6283 |
3.6805 3.6776 |
3.6688 3.6688 |
3.7500 3.7500 |
|
3.7500-12
|
UNJ
|
2B 3B |
3.6789 3.6789 |
3.6689 3.6689 |
3.7043 3.7022 |
3.6959 3.6959 |
3.7500 3.7500 |
|
3.7500-16
|
UNJ
|
2B 3B |
3.6977 3.6977 |
3.6892 3.6892 |
3.7169 3.7150 |
3.7094 3.7094 |
3.7500 3.7500 |
|
3.8750-8
|
UNJ
|
2B 3B |
3.7683 3.7683 |
3.7533 3.7533 |
3.8056 3.8026 |
3.7938 3.7938 |
3.8750 3.8750 |
|
3.8750-12
|
UNJ
|
2B 3B |
3.8039 3.8039 |
3.7939 3.7939 |
3.8294 3.8273 |
3.8209 3.8209 |
3.8750 3.8750 |
|
3.8750-16
|
UNJ
|
2B 3B |
3.8227 3.8227 |
3.8142 3.8142 |
3.8420 3.8401 |
3.8344 3.8344 |
3.8750 3.8750 |
|
4.0000-4
|
UNJC
|
2B 3B |
3.7865 3.7865 |
3.7565 3.7565 |
3.8523 3.8487 |
3.8376 3.8376 |
4.0000 4.0000 |
|
4.0000-8
|
UNJ
|
2B 3B |
3.8933 3.8933 |
3.8783 3.8783 |
3.9307 3.9277 |
3.9188 3.9188 |
4.0000 4.0000 |
|
4.0000-12
|
UNJ
|
2B 3B |
3.9289 3.9289 |
3.9189 3.9189 |
3.9544 3.9523 |
3.9459 3.9459 |
4.0000 4.0000 |
|
4.0000-16
|
UNJ
|
2B 3B |
3.9477 3.9477 |
3.9392 3.9392 |
3.9670 3.9651 |
3.9594 3.9594 |
4.0000 4.0000 |
|
4.1250-12
|
UNJ
|
2B 3B |
4.0538 4.0538 |
4.0438 4.0438 |
4.0794 4.0773 |
4.0709 4.0709 |
4.1250 4.1250 |
|
4.1250-16
|
UNJ
|
2B 3B |
4.0726 4.0726 |
4.0641 4.0641 |
4.0920 4.0901 |
4.0844 4.0844 |
4.1250 4.1250 |
|
4.2500-12
|
UNJ
|
2B 3B |
4.1788 4.1788 |
4.1688 4.1688 |
4.2044 4.2023 |
4.1959 4.1959 |
4.2500 4.2500 |
|
4.2500-16
|
UNJ
|
2B 3B |
4.1976 4.1976 |
4.1891 4.1891 |
4.2170 4.2151 |
4.2094 4.2094 |
4.2500 4.2500 |
|
4.3750-12
|
UNJ
|
2B 3B |
4.3038 4.3038 |
4.2938 4.2938 |
4.3294 4.3273 |
4.3209 4.3209 |
4.3750 4.3750 |
|
4.3750-16
|
UNJ
|
2B 3B |
4.3226 4.3226 |
4.3141 4.3141 |
4.3420 4.3401 |
4.3344 4.3344 |
4.3750 4.3750 |
|
4.5000-12
|
UNJ
|
2B 3B |
4.4288 4.4288 |
4.4188 4.4188 |
4.4544 4.4523 |
4.4459 4.4459 |
4.5000 4.5000 |
|
4.5000-16
|
UNJ
|
2B 3B |
4.4476 4.4476 |
4.4391 4.4391 |
4.4670 4.4651 |
4.4594 4.4594 |
4.5000 4.5000 |
|
4.6250-12
|
UNJ
|
2B 3B |
4.5538 4.5538 |
4.5438 4.5438 |
4.5796 4.5775 |
4.5709 4.5709 |
4.6250 4.6250 |
|
4.6250-16
|
UNJ
|
2B 3B |
4.5726 4.5726 |
4.5641 4.5641 |
4.5923 4.5903 |
4.5844 4.5844 |
4.6250 4.6250 |
|
4.7500-12
|
UNJ
|
2B 3B |
4.6788 4.6788 |
4.6688 4.6688 |
4.7046 4.7023 |
4.6959 4.6959 |
4.7500 4.7500 |
|
4.7500-16
|
UNJ
|
2B 3B |
4.6976 4.6976 |
4.6891 4.6891 |
4.7173 4.7153 |
4.7094 4.7094 |
4.7500 4.7500 |
|
4.8750-12
|
UNJ
|
2B 3B |
4.8038 4.8038 |
4.7938 4.7938 |
4.8296 4.8275 |
4.8209 4.8209 |
4.8750 4.8750 |
|
4.8750-16
|
UNJ
|
2B 3B |
4.8226 4.8226 |
4.8141 4.8141 |
4.8423 4.8403 |
4.8344 4.8344 |
4.8750 4.750 |
|
5.0000-12
|
UNJ
|
2B 3B |
4.9288 4.9288 |
4.9188 4.9188 |
4.9546 4.9525 |
4.9459 4.9459 |
5.0000 5.0000 |
|
5.0000-16
|
UNJ
|
2B 3B |
4.9476 4.9476 |
4.9391 4.9391 |
4.9673 4.9653 |
4.9594 4.9594 |
5.0000 5.0000 |
|
5.1250-12
|
UNJ
|
2B 3B |
5.0538 5.0538 |
5.0438 5.0438 |
5.0796 5.0775 |
5.0709 5.0709 |
5.1250 5.1250 |
|
5.1250-16
|
UNJ
|
2B 3B |
5.0726 5.0726 |
5.0641 5.0641 |
5.0923 5.0903 |
5.0844 5.0844 |
5.1250 5.1250 |
|
5.2500-12
|
UNJ
|
2B 3B |
5.1788 5.1788 |
5.1688 5.1688 |
5.2046 5.2025 |
5.1959 5.1959 |
5.2500 5.2500 |
|
5.2500-16
|
UNJ
|
2B 3B |
5.1976 5.1976 |
5.1891 5.1891 |
5.2173 5.2153 |
5.2094 2.2094 |
5.2500 5.2500 |
|
5.3750-12
|
UNJ
|
2B 3B |
5.3038 5.3038 |
5.2938 5.2938 |
5.3296 5.3275 |
5.3209 5.3209 |
5.3750 5.3750 |
|
5.3750-16
|
UNJ
|
2B 3B |
5.3226 5.3226 |
5.3141 5.3141 |
5.3423 5.3403 |
5.3344 5.3344 |
5.3750 5.3750 |
|
5.5000-12
|
UNJ
|
2B 3B |
5.4288 5.4288 |
5.4188 5.4188 |
5.4546 5.4525 |
5.4459 5.4459 |
5.5000 5.5000 |
|
5.5000-16
|
UNJ
|
2B 3B |
5.4476 5.4476 |
5.4391 5.4391 |
5.4673 5.4653 |
5.4594 5.4594 |
5.5000 5.5000 |
|
5.6250-12
|
UNJ
|
2B 3B |
5.5538 5.5538 |
5.5438 5.5438 |
5.5799 5.5776 |
5.5709 5.5709 |
5.6250 5.6250 |
|
5.6250-16
|
UNJ
|
2B 3B |
5.5726 5.5726 |
5.5641 5.5641 |
5.5925 5.5905 |
5.5844 5.5844 |
5.6250 5.6250 |
|
5.7500-12
|
UNJ
|
2B 3B |
5.6788 5.6788 |
5.6688 5.6688 |
5.7049 5.7026 |
5.6959 5.6959 |
5.7500 5.7500 |
|
5.7500-16
|
UNJ
|
2B 3B |
5.6976 5.6976 |
5.6891 5.6891 |
5.7175 5.7155 |
5.7094 5.7094 |
5.7500 5.7500 |
|
5.8750-12
|
UNJ
|
2B 3B |
5.8038 5.8038 |
5.7938 5.7938 |
5.8299 5.8276 |
5.8209 5.8209 |
5.8750 5.8750 |
|
5.8750-16
|
UNJ
|
2B 3B |
5.8226 5.8226 |
5.8141 5.8141 |
5.8425 5.8405 |
5.8344 5.8344 |
5.8750 5.8750 |
|
6.0000-12
|
UNJ
|
2B 3B |
5.9288 5.9288 |
5.9188 5.9188 |
5.9549 5.9526 |
5.9459 5.9459 |
6.0000 6.0000 |
|
6.0000-16
|
UNJ
|
2B 3B |
5.9476 5.9476 |
5.9391 5.9391 |
5.9675 5.9655 |
5.9594 5.9594 |
6.0000 6.0000 |
