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 6220-00-810-9563
NSN 6105-01-500-0891
NSN 5960-01-188-4558
NSN 5998-01-010-9489
NSN 4140-00-439-4100
NSN 5945-01-012-0840
NSN 6650-01-336-5859
NSN 6320-01-067-0474
NSN 5990-00-338-7204
NSN 2925-01-311-0446
NSN 5960-00-956-6860
NSN 5990-01-386-5561