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 5920-01-339-7421
NSN 6150-00-929-0843
NSN 6105-01-495-0623
NSN 5996-00-089-6042
NSN 6135-01-026-9960
NSN 6110-01-632-6148
NSN 6130-00-754-8289
NSN 5920-01-109-6661
NSN 5835-00-647-2104
NSN 6240-01-415-6004
NSN 5920-01-025-6989
NSN 5998-01-518-6546