SPRING (Toyota TY00591-21094-81)

TY00591-21094-81: A worn retaining ring can allow assembled components to separate during operation, leading to mechanical failure. This aftermarket replacement part references Toyota catalog number TY00591-21094-81. The retaining ring functions as a spring-loaded fastener that holds parts in position on a shaft or in a bore. When the ring loses tension, it may no longer secure the assembly, causing unintended movement or disassembly. In a typical usage context, a failed retaining ring can result in loose hardware or dropped loads. The item ships at approximately 0.076 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: TY00591-21094-81, ty00591-21094-81, TY005912109481, ty005912109481