RING - PISTON (Doosan DWDAA213090)

DWDAA213090: A damaged retaining ring can allow a piston to shift or dislodge during operation, leading to mechanical failure. This aftermarket replacement part references the OE maker Doosan and cross-references part number DWDAA213090. The retaining ring functions as a mechanical fastener that holds the piston in place within its bore. When a retaining ring fails, the piston may move out of position, causing loss of compression or contact with other components. In a typical repair context, a worn or broken ring is replaced during piston or cylinder service. Verify the serial number or application, then call (562) 693-7748.

Part number variants: DWDAA213090, dwdaa213090