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 5930-01-371-2910
NSN 6645-01-211-6502
NSN 5895-01-339-5518
NSN 5950-00-276-8441
NSN 5920-01-270-0615
NSN 5998-00-518-5118
NSN 6220-00-149-0977
NSN 7035-01-559-0636
NSN 5915-00-120-1152
NSN 6240-00-006-3725
NSN 5930-01-371-2910
NSN 6650-01-237-4689