Split spring lock washers for screws with cylindrical head
BN 1373
DIN 7980
(Standard withdrawn)
~ČSN 021740
| Material | 
            Material
            Spring steel
 | 
| Surface | 
            Surface
            black
 | 
| Hardness | 
            Hardness
            430-530 HV
 | 
All features
Standard
                        DIN 7980 (Standard withdrawn)
~ČSN 021740
                    Additional information
Other coatings on request.
Features
| Material | 
            Material
            Spring steel
 | 
| Surface | 
            Surface
            black
 | 
| Hardness | 
            Hardness
            430-530 HV
 |