428

For 428, fastener description is Hexagon Nuts, Grade C; iso equivalent is 4034, verified against its source on 2026-08-12.

DIN standard: 428 verified
Fastener description: Hexagon Nuts, Grade C verified
ISO equivalent: 4034 verified

Sourcetrfastenings.com

Verified2026-08-12

Review by2028-08-11

DatasetFastener standard equivalences: DIN to ISO / EN crossover

What the source says

DIN 428 | ISO 4034 | | Hexagon Nuts, Grade C |

— trfastenings.com, retrieved 2026-08-12

Source

trfastenings.comhttps://www.trfastenings.com/knowledge-base/engineering-data/fastener-standards

Last verified against source: 2026-08-12. Due for re-check by 2028-08-11. This page as Markdown · OKF bundle · full dataset as JSON.