Type II Cross Recessed Fillister Head Tapping Screws - Type C Thread Forming [Table 38]
ASME B 18.6.4 - 1998 (R2005) II型十字槽圆柱头自攻螺钉 C型(统一螺纹) [Table 38]
See all versions and complete specifications: Type II Cross Recessed Fillister Head Tapping Screws - Type C Thread Forming [Table 38] — 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 | 0.041 | 0.027 | 0.061 | 0.095 | 0.161 | 0.145 | 0.115 | 0.060 | 0.070 | 0.077 |
| 3# | 0.1250 | 0.062 | 0.031 | 0.078 | 0.120 | 0.205 | 0.187 | 0.147 | 0.079 | 0.088 | 0.100 |
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| 4# | 0.1640 | 0.094 | 0.039 | 0.102 | 0.156 | 0.270 | 0.250 | 0.194 | 0.110 | 0.113 | 0.133 |
| 5# | 0.2160 | 0.137 | 0.048 | 0.134 | 0.205 | 0.357 | 0.334 | 0.259 | 0.148 | 0.148 | 0.178 |
| 6# | 0.3125 | 0.215 | 0.066 | 0.194 | 0.295 | 0.518 | 0.490 | 0.378 | 0.216 | 0.211 | 0.262 |
| 8# | 0.3750 | 0.266 | 0.077 | 0.233 | 0.355 | 0.622 | 0.590 | 0.454 | 0.266 | 0.253 | 0.315 |
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