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 5975-00-471-3731
NSN 5945-00-964-7891
NSN 6145-01-420-5513
NSN 6130-01-434-7463
NSN 5950-00-952-0063
NSN 2925-01-391-1540
NSN 5905-00-229-3897
NSN 5996-01-423-7266
NSN 5920-01-520-6954
NSN 7035-01-189-7367
NSN 6220-01-427-2333
NSN 6620-00-589-0071