|
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 |