WASHER KIT, 250 pcs., 4-6mm., ASTA, A-TC541
- WASHER KIT, 250 pcs., 4-6mm., ASTA, A-TC541.
- Set of 250 pcs steel spring washers and flat washers is designed to protect screws against loss of clamping force.
- Spring washers use friction to prevent screw connections from loosening.
- Increase the friction surface, prevent backlash and protect screws from loss of clamping force.
- Increase the non-bearing surface when the connecting material is soft and cannot withstand excessive pressure.
- Designed to fit between the bolt head or nut and the controller.
