O-RING (Yale YT218-K-363)

YT218-K-363: A damaged retaining ring can allow assembled components to separate under load, leading to mechanical failure. This aftermarket replacement part references Yale catalog number YT218-K-363. The retaining ring functions as a fastener that seats into a groove to hold parts in axial position. A worn or missing ring may cause unintended disassembly during operation, resulting in costly downtime. Verify the serial number or application, then call (562) 693-7748. The ring is a simple circular clip that resists outward radial pressure. Its failure often produces loose parts or misalignment in the assembly.

Part number variants: YT218-K-363, yt218-k-363, YT218K363, yt218k363