Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 12]
ASME B 18.6.4 - 1998 (R2005) II型十字槽沉头自攻螺钉 B，BP型 [Table 12]
See all versions and complete specifications: Type II Cross Recessed Flat Countersunk Head Tapping Screws - Type B and BP Thread Forming [Table 12] — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | ds_max | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|
| 0# | 0.0730 | 0.043 | 0.092 | 5/32 | 0.137 | 0.024 | 0.120 | 0.048 |
| 1# | 0.0990 | 0.059 | 0.133 | 7/32 | 0.187 | 0.030 | 0.167 | 0.072 |
| 2# | 0.1250 | 0.075 | 0.169 | 1/4 |
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| 0.237 |
| 0.035 |
| 0.215 |
| 0.094 |
| 3# | 0.1510 | 0.091 | 0.206 | 3/8 | 0.287 | 0.040 | 0.262 | 0.118 |
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