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 6620-00-829-7056
NSN 6220-01-044-9079
NSN 6650-01-625-8688
NSN 6110-01-398-6928
NSN 6110-00-759-8317
NSN 5925-01-095-9990
NSN 6105-00-461-5962
NSN 5895-01-476-6195
NSN 5930-01-477-1750
NSN 6135-00-921-6487
NSN 6220-01-500-7388
NSN 5855-01-180-5369