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 5965-01-132-4018
NSN 6135-00-938-1351
NSN 5935-00-880-9693
NSN 5996-01-235-1643
NSN 5990-01-348-9843
NSN 5975-01-107-8901
NSN 5985-00-692-1550
NSN 2925-01-197-7864
NSN 5975-00-347-6080
NSN 5855-01-568-7772
NSN 6240-01-025-5847
NSN 6610-01-151-9454