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 5895-00-134-3157
NSN 6610-01-307-3192
NSN 5835-01-284-5689
NSN 5925-01-234-7187
NSN 6645-01-053-3185
NSN 6620-00-349-4703
NSN 6645-01-633-1852
NSN 5895-00-895-4446
NSN 4140-01-379-2954
NSN 5965-00-267-4173
NSN 5960-01-564-5044
NSN 5925-01-113-2292