Definition
Socket head cap screws (SHCS) with a cylindrical head and hex socket drive are the workhorse metric fastener for machinery, fixtures, and precision assemblies.
Standards side-by-side
| Attribute | DIN 912 | ISO 4762 |
|---|---|---|
| Head style | Socket / cap head | Socket / cap head |
| Drive | Hex socket | Hex socket |
| Geometry basis | German industrial standard | International metric standard |
| Interchange | Commonly treated as equivalent for catalog buying | Preferred callout on new drawings |
For most MRO and OEM buyers, DIN 912 and ISO 4762 describe the same product family. Confirm pitch, property class, and material on the PO.
Browse our socket head cap screws or open the parametric catalog.
Selection checklist
- Thread size (M2–M24)
- Length under head (mm)
- Material / property class (e.g. A2-70 / 304)
- Finish (plain / passivated)
- Documentation (MTC, RoHS, REACH)
FAQ
Q: Can I substitute ISO 4762 for DIN 912?
A: Usually yes for commercial grades when diameter, length, pitch, and property class match.
Q: Do you stock A2-70?
A: Pisenfasten catalogs 304 stainless SHCS to A2-70 (ISO 3506-1) for metric sizes.
Q: Where do I download CAD?
A: Open any SKU in the catalog and use the STEP download when available.