Slotted Countersunk Flat Head Screws (common Head Style) - Product Grade A
ISO 2009 - 1994 开槽沉头螺钉（通用头型） - 产品等级A级
See all versions and complete specifications: Slotted Countersunk Flat Head Screws (Common Head Style) - Product Grade A — Full Specification Page
| Standard Body | Standard Number |
|---|---|
| GB | GB /T 68 |
| NF | NF E 25-123 |
| DIN | DIN EN ISO 2009 |
| ISO | ISO 2009 |
| Size | P | e | r | k_max | k_min | s_max | s_min | ds_max | ds_min | k_nominal | ds_nominal |
|---|---|---|---|---|---|---|---|---|---|---|---|
| M2 | 0.5 | 0.6 | 0.85 | 1.65 | 0.8 | 1 | 5.5 | 0.86 | 0.8 | 5.2 | 1 |
| M3 | 1 | 1.2 | 1.6 | 3.3 | 1.6 | 2 | 11.3 | 1.66 |
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| 1.5 |
| 10.87 |
| 1.91 |
| M1.6 | 0.4 | 0.4 | 0.6 | 1.2 | 0.5 | 0.8 | 3.8 | 0.56 | 0.5 | 3.5 | 0.7 |
| M2.5 | 0.7 | 1 | 1.3 | 2.7 | 1.2 | 1.4 | 8.4 | 1.26 | 1 | 8.04 | 1.51 |
| (M3.5) | 1.5 | 2 | 2.6 | 5 | 2.5 | 3 | 18.3 | 2.56 | 2.5 | 17.78 | 2.81 |
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