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 6220-01-470-1748
NSN 6145-01-243-9547
NSN 6240-01-169-8223
NSN 5920-01-501-5961
NSN 5915-00-432-0645
NSN 4140-01-496-7653
NSN 6320-00-456-0836
NSN 6110-01-609-0548
NSN 5895-01-653-9244
NSN 5930-01-186-4330
NSN 7035-01-058-8728
NSN 6105-01-166-7698