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 5990-00-258-0228
NSN 6240-00-125-9197
NSN 6220-01-627-0393
NSN 5998-01-264-4644
NSN 6645-01-535-7136
NSN 5950-00-203-4002
NSN 4140-00-701-0406
NSN 6145-01-224-9205
NSN 5950-00-174-1034
NSN 6135-00-880-1026
NSN 5999-01-431-8878
NSN 4140-00-444-9695