O-RING (Hyundai HNCO0021B)

HNCO0021B: A damaged retaining ring can allow assembled components to separate unexpectedly, leading to mechanical failure. During inspection, a retaining ring's condition directly affects the security of shafts or housings it secures. Keeping a retaining ring in sound condition helps prevent axial movement of parts under load. This aftermarket replacement part references Hyundai catalog number HNCO0021B. The part type is a retaining ring, which functions as a mechanical fastener to hold components in position. A common failure consequence is that a worn or broken retaining ring may cause parts to dislodge, resulting in costly repairs. Verify the serial number or application, then call (562) 693-7748.

Part number variants: HNCO0021B, hnco0021b