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 5975-01-374-0558
NSN 6610-01-100-3662
NSN 5985-00-193-3501
NSN 4140-01-204-7025
NSN 5895-00-168-8365
NSN 5915-01-633-9845
NSN 4140-01-266-7888
NSN 6620-01-505-3496
NSN 5930-01-651-4117
NSN 5915-01-474-5720
NSN 5895-01-241-9924
NSN 5920-01-145-8616