O-RING (Hyundai HN3930911)

HN3930911: A damaged retaining ring can allow assembled components to separate under load, leading to mechanical failure. During inspection, a retaining ring may show signs of deformation or cracking that compromise its holding force. This aftermarket replacement part references Hyundai as the OE maker and cross-references part number HN3930911. The part type is a retaining ring, which functions as a mechanical fastener that seats in a groove to secure components on a shaft or in a bore. A common generic failure consequence is that a worn or broken retaining ring can cause unintended disassembly of rotating or stationary parts. Keeping a retaining ring in sound condition helps maintain axial positioning of assembled elements. Verify the serial number or application, then call (562) 693-7748.

Part number variants: HN3930911, hn3930911