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 5855-00-896-4047
NSN 5835-01-555-8963
NSN 6320-00-284-1524
NSN 6645-00-470-5310
NSN 6220-01-252-9531
NSN 5996-01-501-6165
NSN 6685-01-023-7000
NSN 6130-01-580-2162
NSN 5960-01-599-4726
NSN 6240-01-351-6729
NSN 6650-01-316-4374
NSN 5965-00-823-8623