WSH SPG LK.50.52.87.125QTY=100 (JLG JL4761800-100)

A damaged washer spring lock can cause fastener loosening under vibration. This aftermarket replacement part references JLG catalog number JL4761800-100. The washer spring lock type provides a mechanical locking action by exerting axial force between the fastener head and the mating surface. A common failure consequence is gradual joint separation, leading to component misalignment or noise. Keeping a washer spring lock in sound condition helps maintain consistent clamping force during equipment operation. The listed quantity is 100 pieces per package. Verify the serial number or application, then call (562) 693-7748.

Part number variants: JL4761800-100, jl4761800-100, JL4761800100, jl4761800100