O-RING (Mitsubishi MB31859L9001)

A damaged retaining ring can cause a secured component to loosen during operation. The MB31859L9001 is an aftermarket replacement part cross-referenced to Mitsubishi catalog reference MB31859L9001. This O-ring type retaining ring functions as a circular fastener that seats in a groove to hold assembled parts in position. A common failure consequence is that a worn or broken retaining ring may allow the retained part to shift or detach, leading to operational noise or mechanical binding. Keeping a retaining ring in sound condition helps maintain the intended assembly alignment under normal working loads. This item ships at approximately 0.004 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB31859L9001, mb31859l9001