WASHER (Hyster HY158758)

A worn washer can compromise the clamping force of a bolted joint, leading to loosening over time. The Hyster catalog reference HY158758 identifies this part as an aftermarket replacement washer. Its primary function is to distribute load evenly under a fastener head or nut. A plain mechanical function of a washer is to prevent galling between the fastener and the mating surface. A concrete generic failure consequence is that a missing or degraded washer can allow fastener preload to relax, risking joint separation. Verify the serial number or application, then call (562) 693-7748. This part is listed as a hardware washer in the aftermarket replacement category.

Part number variants: HY158758, hy158758