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 5920-00-341-6340
NSN 5905-01-620-6985
NSN 4140-00-758-0311
NSN 5950-01-154-4574
NSN 5975-01-090-3581
NSN 6130-01-395-2361
NSN 6135-01-069-2482
NSN 5975-01-431-7932
NSN 6610-01-248-4339
NSN 5835-01-323-2581
NSN 5975-00-812-2429
NSN 7035-01-428-2336