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 5960-01-169-6004
NSN 6145-00-284-1514
NSN 6145-00-786-7980
NSN 5975-01-412-1634
NSN 2925-01-444-2061
NSN 5930-00-553-9211
NSN 5975-01-388-7431
NSN 6610-01-142-3633
NSN 5965-00-815-2525
NSN 6110-00-124-8940
NSN 5855-01-195-2518
NSN 5920-00-294-0753