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 5998-01-152-2792
NSN 5990-01-311-4762
NSN 6135-00-505-0679
NSN 5835-00-901-4932
NSN 5905-01-592-5500
NSN 6130-01-270-3171
NSN 6685-01-435-4366
NSN 5950-00-066-8090
NSN 5855-01-114-3513
NSN 6145-01-579-3070
NSN 5835-00-513-9680
NSN 7035-00-890-7649