A circular, single or multipiece, rigid, metallic or nonmetallic item having a centrally located hole with a sharp edge on the inside periphery. It is supplied in various cross-sectional shapes and is designed to be installed in a cylinder, shock strut, or similar device to remove excess oil, dirt, ice, and/or foreign material from a piston, ram, or sliding rod. Excludes packing, preformed; ring, piston; and seal ring, metal.
Classification: Parts of linear acting hydraulic power engines and motors
NSN 6110-01-156-0388
NSN 5990-01-591-8797
NSN 6320-01-312-3620
NSN 6650-01-129-6087
NSN 5985-01-109-1437
NSN 6610-01-544-9828
NSN 6220-01-204-1690
NSN 5915-00-281-0304
NSN 5915-00-450-2386
NSN 5950-01-212-0890
NSN 5965-01-207-0991
NSN 6620-01-512-3032