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 4140-01-197-4273
NSN 4140-01-229-7773
NSN 6130-00-044-4281
NSN 6685-01-462-3013
NSN 5965-00-728-6734
NSN 6240-00-527-8614
NSN 6130-00-639-0666
NSN 5895-01-273-3919
NSN 6150-01-352-4916
NSN 5975-01-281-7270
NSN 2925-00-391-0331
NSN 5920-01-474-6004