Plain and Slotted Hex Washer Head Tapping Screws - Type AB and ABR
ASME B 18.6.3 (H10A+T1A) - 2024 开槽和无槽六角凸缘头（垫圈头） AB ABR自攻螺钉
See all versions and complete specifications: Plain and Slotted Hex Washer Head Tapping Screws - Type AB and ABR — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2# | 0.0990 | 0.010 | 0.016 | 0.134 | 0.055 | 28 | 0.125 | 0.177 | 0.163 | 0.120 | 0.044 |
| 3# | 0.1250 | 0.015 | 0.025 | 0.202 | 0.070 | 20 | 0.188 | 0.260 | 0.240 | 0.181 | 0.058 |
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| 4# |
| 0.1510 |
| 0.017 |
| 0.029 |
| 0.272 |
| 0.093 |
| 19 |
| 0.250 |
| 0.328 |
| 0.302 |
| 0.244 |
| 0.080 |
| 5# | 0.1900 | 0.019 | 0.031 | 0.340 | 0.120 | 16 | 0.312 | 0.414 | 0.384 | 0.305 | 0.105 |
| 6# | 0.2500 | 0.030 | 0.050 | 0.409 | 0.190 | 14 | 0.375 | 0.520 | 0.480 | 0.367 | 0.172 |
| 7# | 0.3750 | 0.037 | 0.063 | 0.614 | 0.295 | 12 | 0.562 | 0.780 | 0.720 | 0.551 | 0.270 |
| 8# | 0.5000 | 0.050 | 0.085 | 0.820 | 0.400 | 10 | 0.750 | 1.040 | 0.960 | 0.735 | 0.367 |
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