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 5835-01-383-1313
NSN 5990-01-443-2931
NSN 6220-01-171-0957
NSN 6685-00-679-1197
NSN 5925-00-932-3027
NSN 2925-01-055-9705
NSN 6105-01-040-9677
NSN 5920-01-441-8316
NSN 6650-00-520-5785
NSN 6130-01-013-9343
NSN 6110-01-026-7619
NSN 6645-01-541-2425