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 6240-01-140-0429
NSN 7035-00-135-4758
NSN 5915-00-043-1394
NSN 4140-01-633-9966
NSN 5905-01-409-0738
NSN 6650-00-809-1817
NSN 6620-01-174-9575
NSN 6620-01-128-4462
NSN 5945-01-504-7624
NSN 6220-00-822-4426
NSN 5920-00-610-3209
NSN 5985-00-786-7942