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 6240-01-512-1856
NSN 5910-00-998-5891
NSN 6150-01-461-3256
NSN 5990-01-032-0710
NSN 6220-01-505-3821
NSN 5930-01-205-3395
NSN 5960-00-606-5660
NSN 5915-01-445-5067
NSN 5999-01-394-7173
NSN 5998-00-195-7657
NSN 6145-01-336-6678
NSN 5985-01-334-1184