Waved spring lock washers
BN 771
DIN 128 B
(Standard withdrawn)
~UNI 8839 B
~ČSN 021731
| Material |
Material
Spring steel
|
| Surface |
Surface
mechanical zinc plated blue
|
All features
Standard
DIN 128 B (Standard withdrawn)
~UNI 8839 B
~ČSN 021731
Additional information
We recommend DIN 128 A (curved spring lock washers) for new construction: BN 768 / BN 769 / BN 770
Features
| Material |
Material
Spring steel
|
| Surface |
Surface
mechanical zinc plated blue
|