RING - WEAR (Mitsubishi MB1040805)

A worn retaining ring can allow assembled components to separate under load, leading to mechanical failure. This aftermarket replacement part references Mitsubishi as the OE maker and carries the cross-reference part number MB1040805. The retaining ring functions as a mechanical fastener that seats in a groove to secure parts axially. A common failure consequence is that a fatigued ring may lose its grip, permitting unintended movement of the retained assembly. In a typical usage context, this ring is installed during reassembly after disassembly for service or inspection. The item ships at approximately 0.04 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: MB1040805, mb1040805