WASHER - HARD (JLG JL4740453)

JL4740453: A worn washer can compromise the clamping force of a bolted joint. The JLG catalog reference for this part is JL4740453. This aftermarket replacement part is a hardware washer, a flat ring used to distribute load under a fastener head. Its plain mechanical function is to prevent galling and provide a smooth bearing surface. A generic failure consequence is that a missing or crushed washer can allow the fastener to loosen under vibration. Keeping a washer in sound condition helps maintain consistent torque retention in assembled components. Verify the serial number or application, then call (562) 693-7748.

Part number variants: JL4740453, jl4740453