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 6135-00-583-3966
NSN 4140-01-098-3918
NSN 5835-00-921-1662
NSN 5998-00-981-9620
NSN 5965-01-484-2743
NSN 7035-01-188-5935
NSN 6620-00-553-8988
NSN 6240-01-408-1212
NSN 5985-01-241-1367
NSN 5998-01-365-1631
NSN 7035-01-177-2807
NSN 6645-01-185-7684