DIN 439-2> DIN EN ISO 4035
| Old norm | DIN 439 | Chamfered hexagon thin nuts; product grades A and B |
| Current norm: | DIN EN ISO 4035 | Hexagon thin nuts (chamfered) - Product grades A and B |
| Current release: 2001-03 | ||
| Old norm | DIN 439 | Chamfered hexagon thin nuts; product grades A and B |
| Current norm: | DIN EN ISO 4035 | Hexagon thin nuts (chamfered) - Product grades A and B |
| Current release: 2001-03 | ||
