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 5920-00-562-7439
NSN 5990-01-159-5988
NSN 6645-01-302-4647
NSN 6320-01-090-8296
NSN 5920-00-891-2771
NSN 7035-00-849-5526
NSN 5920-01-250-4237
NSN 5975-01-450-8617
NSN 5915-01-601-5810
NSN 5910-00-584-2199
NSN 6240-00-258-2389
NSN 5999-01-323-9455