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 5935-01-411-6300
NSN 5975-01-138-6801
NSN 6110-01-238-1315
NSN 5920-00-524-2291
NSN 5965-01-204-1423
NSN 5905-01-558-9332
NSN 5950-00-947-9435
NSN 2925-00-923-5375
NSN 6240-01-326-5428
NSN 5905-01-485-2326
NSN 5945-01-465-1945
NSN 5925-01-531-2275