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 6320-01-255-2096
NSN 6620-01-246-4314
NSN 5855-01-229-3864
NSN 6610-01-114-0796
NSN 6620-01-284-1145
NSN 5985-01-138-8529
NSN 5835-01-241-1090
NSN 6150-00-564-3600
NSN 6145-01-274-8396
NSN 6645-01-495-0939
NSN 6220-00-888-7235
NSN 6320-01-259-2604