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 6240-00-170-5302
NSN 5935-01-645-2338
NSN 6135-00-856-1343
NSN 5999-01-267-3251
NSN 5920-01-524-6264
NSN 5920-00-061-7405
NSN 5835-01-485-0210
NSN 2925-01-463-8856
NSN 6220-01-028-6367
NSN 4140-00-200-9082
NSN 5996-01-099-6703
NSN 6685-01-470-3056