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 5895-00-042-1519
NSN 5925-01-071-6671
NSN 6685-01-574-3754
NSN 5915-01-448-7719
NSN 6135-00-078-9931
NSN 5960-01-425-1454
NSN 5975-00-065-8289
NSN 5985-00-324-2963
NSN 6135-01-291-6712
NSN 6645-00-778-8719
NSN 5945-01-457-7390
NSN 6220-01-305-6114