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 5925-00-329-9190
NSN 6650-00-698-5869
NSN 6650-01-590-1330
NSN 6145-00-286-9588
NSN 5895-00-852-4237
NSN 5996-00-001-7101
NSN 5960-00-669-9793
NSN 6610-00-194-0676
NSN 5905-01-519-6346
NSN 4140-00-934-8800
NSN 6650-01-071-4514
NSN 6685-01-443-2080