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 6320-01-506-9439
NSN 4140-01-325-2955
NSN 2925-01-442-4171
NSN 6130-01-346-8831
NSN 6130-01-106-3649
NSN 5835-01-578-3443
NSN 5915-00-217-6517
NSN 6240-00-419-4301
NSN 5935-01-252-4006
NSN 6645-00-012-5834
NSN 5925-01-358-8434
NSN 5935-01-111-9053