O-RING (JLG JL9904105988MW)

JL9904105988MW: A damaged retaining ring can allow a shaft or bore component to shift out of position during operation. The O-ring type retaining ring cataloged under JLG part number JL9904105988MW is an aftermarket replacement part. This ring functions as a mechanical fastener that seats in a groove to hold assembled parts in place. A common failure consequence is that a worn or missing ring may cause the retained component to dislodge, leading to operational noise or binding. Keeping a retaining ring in sound condition helps maintain the intended assembly alignment. Verify the serial number or application, then call (562) 693-7748. This aftermarket part references the JLG catalog number JL9904105988MW.

Part number variants: JL9904105988MW, jl9904105988mw