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 4140-01-177-8495
NSN 5915-00-552-0124
NSN 6145-01-431-2262
NSN 5945-01-376-5325
NSN 6135-00-107-6662
NSN 5930-01-161-3736
NSN 6645-01-459-7788
NSN 6645-01-539-5922
NSN 6610-01-386-7542
NSN 6645-01-168-8465
NSN 6220-00-888-7235
NSN 5950-01-642-3212