RING - RETAINING (Mitsubishi MB1921-65106)

MB1921-65106: A damaged 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 MB1921-65106. The retaining ring functions as a fastener that holds components in position on a shaft or within a bore. Its plain mechanical role is to prevent axial movement of parts under load. A common failure consequence is that a worn or missing ring permits unintended disassembly, which may cause jamming or breakage. Keeping a retaining ring in sound condition helps maintain secure assembly of rotating or stationary parts. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB1921-65106, mb1921-65106, MB192165106, mb192165106