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 4140-01-428-2509
NSN 5895-00-554-4573
NSN 5999-00-158-5118
NSN 5905-01-540-7442
NSN 5999-01-155-1541
NSN 5835-01-629-2044
NSN 5960-01-115-6840
NSN 6685-00-451-6941
NSN 5905-01-410-2933
NSN 6130-01-374-0365
NSN 6320-00-225-7013
NSN 5990-01-468-1292