Square Recessed Pan Head Screws, Type III (ASTM F837, F468) [TABLE 2.2.5-3 III]
ASME B 18.6.3 (H5C-III) - 2024 四方槽盘头螺钉 (ASTM F837, F468) [TABLE 2.2.5-3 III]
See all versions and complete specifications: Square Recessed Pan Head Screws, Type III (ASTM F837, F468) [TABLE 2.2.5-3 III] — 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 | 0.028 | 0.071 | 0.062 | 48 | 0.193 | 0 | 0.038 | 0.180 | 0.070 |
| 3# | 0.1250 | 0.015 | 0.050 | 0.089 | 0.079 | 40 | 0.245 | 1R | 0.065 | 0.231 | 0.091 |
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| 4# | 0.1640 | 0.015 | 0.060 | 0.115 | 0.105 | 32 | 0.322 | 2R | 0.075 | 0.306 | 0.112 |
| 5# | 0.2160 | 0.025 | 0.080 | 0.151 | 0.139 | 24 | 0.425 | 3R | 0.095 | 0.407 | 0.133 |
| 6# | 0.3125 | 0.040 | 0.085 | 0.218 | 0.203 | 18 | 0.615 | 4R | 0.100 | 0.594 | 0.191 |
| 8# | 0.3750 | 0.040 | 0.085 | 0.261 | 0.244 | 16 | 0.740 | 4R | 0.100 | 0.716 | 0.191 |
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