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 6620-00-882-6972
NSN 2925-01-350-5440
NSN 5930-01-534-7298
NSN 5895-00-946-2594
NSN 5895-01-249-0785
NSN 5960-01-322-0732
NSN 6620-00-793-7733
NSN 5965-01-399-6071
NSN 6620-00-891-8584
NSN 6650-01-356-3123
NSN 5930-00-040-9182
NSN 6645-01-077-9350