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 5905-01-559-2011
NSN 6240-01-338-8090
NSN 5920-01-364-5193
NSN 6220-00-635-8818
NSN 6105-01-011-8560
NSN 4140-00-952-2287
NSN 5855-01-481-3906
NSN 5950-01-132-5008
NSN 5915-01-165-3075
NSN 6650-01-535-6287
NSN 5895-00-991-1399
NSN 6240-00-959-4952