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 5930-01-406-5243
NSN 6240-00-698-5822
NSN 6620-01-358-5249
NSN 5920-00-541-1119
NSN 6145-00-609-5330
NSN 2925-01-209-9245
NSN 6105-01-496-9431
NSN 6220-00-111-4051
NSN 5945-00-390-8573
NSN 5985-01-348-8596
NSN 6685-01-139-7388
NSN 5999-01-042-0347