Hexagon Head Tapping Screw and Plain Washer Assemblies
GB 9074.22 - 1988 六角头自攻螺钉和平垫圈组合
See all versions and complete specifications: Hexagon Head Tapping Screw and Plain Washer Assemblies — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal |
|---|---|---|---|---|---|---|
| ST2.9 | 1.3 | 2.6 | 2.3 | 1 | 8 | 1.3 |
| ST3.5 | 1.6 | 3.8 | 3.3 | 1 | 10 | 1.6 |
| ST4.2 | 1.8 | 4.7 | 4.1 | 1.6 | 14 | 1.8 |
| ST4.8 | 2.1 | 6 | 5.2 | 1.6 | 14 | 2.1 |
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