Special flat washers without chamfer, for screws up to property class 8.8
BN 343Special flat washers without chamfer, for screws up to property class 8.8
BN 343- 표준
- DIN 125 A (Standard withdrawn) ISO 7089 ~UNI 6592 ~ČSN 021702
- Material
- Steel
- Surface
- zinc plated blue
- Hardness
- 200 HV