Countersunk Flat Head Screws (Common Head Style) with Type H or Type Z Cross Recess - Product Grade A
IS 7485 (-1) - 2005 H型或Z型 十字槽沉头螺钉（普通头）产品等级A
See all versions and complete specifications: Countersunk Flat Head Screws (Common Head Style) with Type H or Type Z Cross Recess - Product Grade A — Full Specification Page
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M2 | 0.5 | 3.2 | 1 | 5.5 | 5.2 | 1 | 25 | 0.8 | 1.25 | 6.3 | 1.65 |
| M3 | 1 | 6.8 | 3 | 11.30 | 10.87 | 2 | 38 | 1.5 | 2.5 | 12.6 | 3.3 |
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| M1.6 |
| 0.4 |
| 1.9 |
| 0 |
| 3.8 |
| 3.5 |
| 0.8 |
| 25 |
| 0.5 |
| 1 |
| 4.4 |
| 1.2 |
| M2.5 | 0.7 | 4.6 | 2 | 8.40 | 8.04 | 1.4 | 38 | 1 | 1.75 | 9.4 | 2.7 |
| (M3.5) | 1.5 | 10 | 4 | 18.30 | 17.78 | 3 | 38 | 2.5 | 3.8 | 20 | 5 |
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