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 5975-00-689-5633
NSN 6150-01-242-4491
NSN 5975-01-576-3038
NSN 5905-00-900-9657
NSN 6130-00-455-6680
NSN 5990-01-647-8574
NSN 5905-00-810-4458
NSN 5925-01-157-1289
NSN 5835-01-038-4601
NSN 6320-01-160-8578
NSN 6240-00-263-0549
NSN 5910-00-683-3982