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 6620-01-217-3216
NSN 5925-00-592-8571
NSN 5999-01-389-1906
NSN 5975-01-100-1063
NSN 5910-00-274-3189
NSN 5920-01-084-6475
NSN 7035-01-305-1950
NSN 5905-01-324-5229
NSN 6685-00-363-1701
NSN 5999-00-010-8307
NSN 6105-01-454-1934
NSN 2925-00-690-5980