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 5895-01-492-3510
NSN 5945-01-549-6210
NSN 5935-01-379-2968
NSN 7035-01-592-4412
NSN 5920-00-066-6885
NSN 5905-01-290-1201
NSN 5910-00-329-3789
NSN 6240-00-215-8550
NSN 5930-00-089-4605
NSN 6220-01-485-2381
NSN 5895-01-232-1164
NSN 4140-01-433-7613