RING - RETAINING (Komatsu KO3KA-21-11640)

KO3KA-21-11640: A worn retaining ring can allow assembled components to separate under load, leading to mechanical failure. This aftermarket replacement part references Komatsu catalog number KO3KA-21-11640. The ring functions as a fastener that seats in a groove to hold parts in position on a shaft or inside a bore. A broken or missing ring may cause unintended axial movement, resulting in noise or loss of function. During routine disassembly, a retaining ring should be inspected for deformation or cracks. This item ships at approximately 0.086 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: KO3KA-21-11640, ko3ka-21-11640, KO3KA2111640, ko3ka2111640