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 6320-01-247-0898
NSN 5985-01-109-4201
NSN 6610-01-210-2051
NSN 5930-00-400-9120
NSN 2925-01-004-5627
NSN 5998-00-471-2331
NSN 5925-01-485-9235
NSN 6620-01-131-9620
NSN 5930-01-217-0875
NSN 4140-01-158-4139
NSN 5996-00-149-1287
NSN 5985-01-385-6632