For navy nuclear propulsion plant products only
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 5998-00-514-2368
NSN 5999-01-423-7426
NSN 6610-01-445-6362
NSN 6145-00-847-6772
NSN 6145-01-023-3135
NSN 5935-01-260-9648
NSN 6135-00-603-4859
NSN 6685-01-260-0884
NSN 6220-01-603-7293
NSN 4140-01-525-7296
NSN 6105-01-521-6166
NSN 6620-01-622-3035