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 5975-01-431-6952
NSN 5945-01-370-4362
NSN 6110-00-525-3418
NSN 5930-00-233-5935
NSN 5999-00-700-0602
NSN 5895-00-820-1997
NSN 6135-01-396-4900
NSN 6610-00-771-7570
NSN 5985-01-128-1946
NSN 5998-00-839-8970
NSN 5855-00-294-7532
NSN 5895-01-609-0589