Slotted Countersunk Flat Head Screws
BS 1981 - 1991 开槽沉头螺钉Table4
See all versions and complete specifications: Slotted Countersunk Flat Head Screws — Full Specification Page
| Size | P | k_max | k_min | s_max | s_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|
| 0# | 0.146 | 0.019 | 0.019 | 0.123 | 0.043 | 0.026 | 0.012 |
| 2# | 0.252 | 0.035 | 0.034 | 0.22 | 0.075 | 0.043 | 0.022 |
| 4# | 0.385 | 0.050 | 0.053 | 0.34 | 0.116 | 0.060 | 0.034 |
| (1#) | 0.199 | 0.027 | 0.027 | 0.171 | 0.059 | 0.035 | 0.017 |
| (3#) | 0.332 | 0.045 | 0.045 | 0.292 | 0.1 | 0.054 | 0.029 |
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