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 4140-00-226-9807
NSN 6135-01-383-1910
NSN 6110-01-528-1528
NSN 6150-01-601-4942
NSN 6130-01-506-8906
NSN 5895-00-478-9289
NSN 5975-01-577-7246
NSN 6240-00-759-7404
NSN 2925-01-645-2948
NSN 6320-01-578-6006
NSN 5998-00-499-1773
NSN 6650-01-448-9639