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 6620-01-624-3933
NSN 5990-01-631-5537
NSN 6130-00-186-8460
NSN 6220-01-367-0832
NSN 6620-00-852-8245
NSN 6610-01-381-8898
NSN 6610-00-432-5774
NSN 5835-01-055-6063
NSN 5895-01-178-7990
NSN 6610-00-764-6627
NSN 5910-01-142-2688
NSN 7035-01-545-6402