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 5945-01-387-0820
NSN 5999-01-609-2285
NSN 6650-00-172-7519
NSN 5950-00-004-7738
NSN 5985-01-145-4422
NSN 5999-00-372-5709
NSN 7035-00-481-5182
NSN 5985-01-176-9313
NSN 5930-01-475-0534
NSN 6610-00-086-3840
NSN 6240-00-407-1024
NSN 5990-01-423-2219