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 5925-00-911-0593
NSN 5925-01-629-8385
NSN 5855-01-550-5219
NSN 6240-00-450-0675
NSN 5985-01-141-4648
NSN 7035-01-353-6861
NSN 5965-01-413-9205
NSN 6650-01-079-7788
NSN 4140-00-146-3269
NSN 5965-01-619-0267
NSN 6150-01-202-8214
NSN 6110-01-195-1934