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 5990-00-419-0236
NSN 6135-01-332-0431
NSN 5930-00-990-6781
NSN 6150-01-411-4744
NSN 6320-01-369-3252
NSN 5905-00-554-4325
NSN 5990-00-594-7291
NSN 6145-01-168-7756
NSN 5998-01-314-4326
NSN 5930-01-126-3739
NSN 6610-01-088-1590
NSN 6130-01-461-5362