RING - BACK-UP (Mitsubishi MB2P8763)

A worn retaining ring can allow assembled components to separate during operation, leading to mechanical failure. This aftermarket replacement part references Mitsubishi as the OE maker and cross-references part number MB2P8763. The ring functions as a back-up component that secures a shaft or bore assembly by seating in a groove. Its plain mechanical role is to prevent axial movement of the installed part under load. A common failure consequence is that a missing or fatigued ring may cause the retained part to dislodge, resulting in sudden loss of function. The item ships at approximately 0.004 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB2P8763, mb2p8763