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 5905-01-154-4462
NSN 5855-01-205-7030
NSN 5925-00-089-9928
NSN 6105-01-377-4717
NSN 5975-00-707-8036
NSN 5975-01-460-6105
NSN 6130-00-222-9206
NSN 5910-01-142-1623
NSN 5925-01-146-4088
NSN 6320-01-160-7757
NSN 5999-01-542-8947
NSN 6145-00-255-7696