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 6620-00-113-4530
NSN 5855-00-256-5562
NSN 5965-01-125-0268
NSN 5915-01-473-7193
NSN 6220-00-397-6910
NSN 6220-01-508-3408
NSN 6620-00-139-1064
NSN 5925-00-451-8684
NSN 5925-01-436-7546
NSN 2925-01-519-3221
NSN 5960-01-395-9834
NSN 6650-01-371-3551