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 6620-00-730-8699
NSN 5915-01-097-1539
NSN 5855-00-494-9581
NSN 5965-01-614-4615
NSN 6645-01-013-6254
NSN 5975-00-903-8879
NSN 5915-01-186-4685
NSN 5975-01-070-9503
NSN 5915-01-217-9849
NSN 6650-00-792-8577
NSN 4140-01-322-7080
NSN 6650-01-200-3293