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 2925-01-633-4048
NSN 5930-01-092-3789
NSN 5985-00-146-7567
NSN 5990-00-399-2454
NSN 6645-01-313-3139
NSN 5950-00-832-2643
NSN 6135-01-496-5810
NSN 5998-01-441-8541
NSN 6220-00-405-2233
NSN 2925-01-459-8093
NSN 5905-01-276-5695
NSN 5945-00-523-3565