Cross Recessed Round Head Wood Screws - Symbol R Z
NF E 25-603 - 1984 米字槽圆头木螺钉
See all versions and complete specifications: Cross Recessed Round Head Wood Screws - Symbol R Z — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 3 | 1.75 | 1.9 | 2.35 | 6.6 | 3 | 4 | 3.52 | 2 | 4.3 | 7 | 2.75 |
| 4 | 2.5 | 2.55 | 3 | 10.6 | 4.5 | 6 | 5.52 | 3 | 6.2 | 11 | 4.3 |
| 2.5 | 1.5 | 1.55 | 1.85 | 5.2 | 2.5 | 3 | 2.6 | 1 | 3 | 5.5 | 2.25 |
| 3.5 | 2 | 2.8 | 3.25 | 8.6 | 4 | 5 |
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| 4.52 |
| 2 |
| 5.3 |
| 9 |
| 3.8 |
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