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 6105-01-388-9764
NSN 4140-01-037-9792
NSN 5999-01-168-7792
NSN 5855-01-184-8089
NSN 6130-01-306-9201
NSN 5998-01-026-1453
NSN 5975-00-133-4330
NSN 5998-00-767-6229
NSN 6610-00-169-1754
NSN 5990-01-373-7545
NSN 5990-01-555-6616
NSN 6685-01-418-0925