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 6130-01-515-0279
NSN 5975-00-734-4606
NSN 6240-01-322-5521
NSN 5998-00-232-9544
NSN 5905-01-558-2028
NSN 6620-01-136-9233
NSN 7035-00-529-3128
NSN 5945-01-100-5482
NSN 5975-00-081-2171
NSN 6685-00-581-5656
NSN 6620-00-165-1749
NSN 5835-01-525-3220