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 5855-01-031-4729
NSN 6130-00-850-5381
NSN 5855-01-020-7982
NSN 7035-01-145-5059
NSN 5965-00-493-6008
NSN 6620-01-077-8033
NSN 6610-00-943-5588
NSN 5999-01-121-4387
NSN 6645-00-189-7075
NSN 4140-00-485-6958
NSN 5975-01-427-3521
NSN 6650-01-429-4796