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 5998-01-133-1533
NSN 6620-01-452-8418
NSN 5990-00-104-4903
NSN 7035-00-703-3535
NSN 5925-00-103-6378
NSN 5998-01-243-9297
NSN 5930-00-993-9948
NSN 5915-00-288-0071
NSN 6645-01-394-4920
NSN 5960-01-481-3722
NSN 4140-01-344-5368
NSN 6110-01-437-6430