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 5895-00-465-4899
NSN 6220-01-535-0892
NSN 6320-01-352-5653
NSN 4140-01-411-6666
NSN 5975-01-307-6993
NSN 6150-00-299-6678
NSN 7035-01-250-5744
NSN 5930-01-222-8368
NSN 5999-01-250-6980
NSN 6620-01-218-6203
NSN 4140-01-464-7793
NSN 2925-01-113-6904