O-RING (Komatsu KO34B-63-12420)

A worn retaining ring can allow components to shift or separate during operation. This aftermarket replacement part references Komatsu catalog number KO34B-63-12420. The retaining ring functions as a mechanical fastener that holds assembled parts in a fixed position. When a retaining ring fails, the secured component may dislodge, leading to sudden loss of function or secondary damage. In a typical service context, a retaining ring is removed and replaced during disassembly of a shaft or bore assembly. The item ships at approximately 0.026 POUNDS. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO34B-63-12420, ko34b-63-12420, KO34B6312420, ko34b6312420