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 5920-00-073-1528
NSN 6105-00-085-5713
NSN 5920-00-184-2100
NSN 6685-00-781-3939
NSN 6150-00-044-6952
NSN 6620-01-051-2045
NSN 6650-01-486-1268
NSN 6135-01-041-3829
NSN 4140-01-477-5472
NSN 6150-01-014-3629
NSN 6220-01-390-2598
NSN 6145-00-042-0426