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 5950-01-134-9111
NSN 4140-01-047-4093
NSN 5945-01-266-7969
NSN 6650-01-233-6307
NSN 5920-00-189-0858
NSN 6650-01-643-0534
NSN 4140-00-219-3146
NSN 5925-01-359-1972
NSN 5975-01-416-9385
NSN 5855-01-085-5354
NSN 5990-00-140-1159
NSN 6145-01-085-4609