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 5920-01-623-4260
NSN 5975-01-020-9860
NSN 5999-01-428-9327
NSN 6320-00-886-9771
NSN 5925-01-167-8144
NSN 5975-01-011-0820
NSN 5835-00-269-2232
NSN 2925-01-316-0725
NSN 2925-01-115-0306
NSN 6645-01-023-3308
NSN 6620-01-214-8619
NSN 5999-01-030-9829