Screw: hexagon socket countersunk head · DIN 7991
DIN 7991 countersunk head screw M5x40
DIN 7991 - Hexagon socket countersunk head cap screws
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Outdated standardDIN 7991 M5x40
| Thread diameter | 5 mm |
|---|---|
| Thread pitch | 0.8 mm |
| Screw length | 40 mm |
| Thread length | 16 mm |
| Head diameter | 10 mm |
| Theoretical head diameter | 10.6* mm |
| Head height | 2.8 mm |
| Hexagon socket size | 3 mm |
| Hexagon socket depth | 2.05 mm |
| Radius under head | 0.2 mm |
| Unthreaded shank diameter | 5 mm |
* Calculated value: worked out from the dimensions the standard specifies, not listed in the standard itself.