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 6150-01-300-1567
NSN 6320-01-039-5891
NSN 6150-00-322-7565
NSN 5985-01-353-4943
NSN 5925-01-239-0935
NSN 6220-01-513-1161
NSN 2925-00-113-6146
NSN 5945-00-279-3223
NSN 6650-01-126-8552
NSN 7035-01-478-5922
NSN 6620-00-451-1460
NSN 5985-01-606-6059