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 5925-00-364-7969
NSN 6110-00-617-7972
NSN 5905-01-434-5015
NSN 5990-01-326-2677
NSN 4140-01-074-6262
NSN 5945-01-258-1457
NSN 6650-00-299-9681
NSN 6220-01-204-8916
NSN 5945-00-984-5754
NSN 5915-00-518-6936
NSN 5998-01-430-2773
NSN 6650-00-824-5510