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 6685-01-617-8515
NSN 5835-00-967-0998
NSN 5945-00-579-0243
NSN 6150-00-157-5988
NSN 6620-01-514-2949
NSN 6650-01-004-1625
NSN 6135-01-236-8603
NSN 5945-01-196-6948
NSN 6145-01-020-8428
NSN 5998-01-475-7618
NSN 6320-01-607-0347
NSN 6105-01-401-5361