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 5985-00-739-8241
NSN 6150-00-336-9057
NSN 5930-01-384-3355
NSN 4140-00-400-7999
NSN 7035-01-145-5059
NSN 6610-01-309-5361
NSN 5925-01-502-5621
NSN 6240-01-341-6348
NSN 5996-00-389-7404
NSN 5915-00-446-9136
NSN 5945-01-075-7167
NSN 5835-01-043-1576