RS PRO
RS PRO, Zinc Plated Steel Hex Nut, DIN 439B, M4
Part No.
201-0850
Procurement Intelligence
RS PRO DIN 439B series half hex nut in M4 metric sizing. This is a low-profile fastening component for applications requiring reduced height in confined spaces, commonly used in machinery, automotive, and general assembly work. Critical verification: confirm DIN 439B compliance and zinc plating thickness (typically 5-25µm) for corrosion resistance in your operating environment.
Low-profile metric fastening assemblies
Before ordering — verify:
| ☐ | Plating thickness verification |
| ☐ | Thread pitch compatibility |
| ☐ | Vibration lock capability |