O-RING (Clark CL1866-20)

CL1866-20: A damaged retaining ring can allow assembled components to separate during operation. This aftermarket replacement part references Clark as the OE maker and carries the cross-reference part number CL1866-20. The retaining ring functions as a mechanical fastener that holds components in a fixed position on a shaft or in a bore. If the ring fails, the secured part may shift or dislodge, leading to operational noise or loss of function. During a routine service check, a technician might find a retaining ring that has lost its tension or shows visible distortion. The item ships at approximately 0.018 pounds. Verify the serial number or application, then call (562) 693-7748.

Part number variants: CL1866-20, cl1866-20, CL186620, cl186620