WASHERSPRING A5A2C (Mitsubishi MB00000277)

A worn spring washer can compromise fastener tension in mechanical assemblies. The MB00000277 is an aftermarket replacement part, cross-referenced to the Mitsubishi catalog. This hardware washer type provides a plain mechanical function: it applies axial force to prevent loosening under vibration. A common failure consequence is that a collapsed spring washer leads to joint separation and component misalignment. Keeping this washer in sound condition helps maintain consistent clamping force in bolted connections. Verify the serial number or application, then call (562) 693-7748. This part is listed as a WASHERSPRING A5A2C in the catalog.

Part number variants: MB00000277, mb00000277