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 4140-00-541-9077
NSN 5990-00-373-9787
NSN 6240-00-607-4303
NSN 6135-01-413-4747
NSN 5905-01-216-1001
NSN 7035-01-224-5165
NSN 5998-01-010-3217
NSN 5985-01-073-4034
NSN 6620-01-633-8443
NSN 6610-01-369-3436
NSN 5915-00-274-2282
NSN 5999-01-595-9556