Product description
- Construction in accordance with DIN 3113 form B
- ISO 3318
- ISO 7738
- Size 5 and 5.5 mm with hexagonal ring, from 6 mm with UD profile
- Chrome vanadium steel 31CrV3, chrome-plated
- Carefully forged and expertly machined
- Ring bent and angled at 10°, with UD profile for careful force transmission
- Overload is indicated by deformation
- Deep-set or countersunk nuts or screws can be safely operated even with the curved washer
- High industrial quality for continuous use under severe conditions, * not standardised