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 5855-01-136-1916
NSN 6150-01-086-6512
NSN 6145-01-427-3520
NSN 6620-00-080-2847
NSN 6150-00-811-5881
NSN 6135-00-505-0679
NSN 5935-00-328-1010
NSN 6145-00-177-4731
NSN 6105-00-456-0920
NSN 6240-01-419-1010
NSN 4140-00-618-5389
NSN 6130-00-476-5856