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 5920-00-524-2291
NSN 5930-01-056-0218
NSN 2925-00-596-9775
NSN 7035-00-104-7613
NSN 5950-00-467-7384
NSN 4140-01-644-6211
NSN 5998-00-718-0145
NSN 6620-00-967-9684
NSN 5996-01-349-6986
NSN 5999-00-916-3871
NSN 5920-01-415-6546
NSN 5925-01-468-7146