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 5990-01-472-2447
NSN 5965-01-153-1965
NSN 5965-00-230-8818
NSN 6610-00-488-9528
NSN 6150-01-379-9634
NSN 6135-01-174-9195
NSN 6135-01-122-4448
NSN 5990-01-476-0722
NSN 5910-00-452-9808
NSN 5950-01-619-4309
NSN 6685-01-143-5911
NSN 6220-01-534-8826