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 5975-01-176-8438
NSN 5996-01-421-4417
NSN 5920-01-013-8594
NSN 6150-00-429-6135
NSN 5996-01-033-2962
NSN 6650-00-654-6950
NSN 5930-00-186-2442
NSN 6240-01-510-3050
NSN 5920-00-866-2587
NSN 5945-00-828-2074
NSN 5855-01-234-5346
NSN 6620-01-408-4314