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 5910-01-293-1605
NSN 5915-01-315-9450
NSN 6110-01-130-8038
NSN 6240-00-050-4522
NSN 5965-01-010-1258
NSN 6650-01-070-5239
NSN 6645-00-399-4551
NSN 4140-01-419-0198
NSN 5895-01-487-3123
NSN 5945-01-295-0809
NSN 6220-01-366-6747
NSN 5905-01-013-1070