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 4140-01-085-4965
NSN 5855-01-469-6123
NSN 6620-00-546-6071
NSN 6610-00-054-7276
NSN 6130-01-309-1042
NSN 6220-01-397-5678
NSN 5950-01-146-7398
NSN 5985-00-802-2411
NSN 5945-00-009-7081
NSN 5905-00-913-8387
NSN 5998-01-131-6399
NSN 7035-00-411-8850