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 6130-01-128-9358
NSN 6610-00-720-8775
NSN 5915-01-643-5786
NSN 5910-00-063-8976
NSN 5965-00-903-0845
NSN 4140-01-038-7659
NSN 6620-01-244-3425
NSN 5855-00-481-0019
NSN 6145-01-017-5630
NSN 6685-00-296-0392
NSN 2925-01-379-6183
NSN 6240-01-398-1891