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 5905-01-274-2624
NSN 2925-01-027-1293
NSN 5996-01-393-7166
NSN 6130-01-291-9373
NSN 5965-00-644-0334
NSN 6645-01-171-4528
NSN 5998-01-581-7289
NSN 5945-01-209-9891
NSN 6110-00-119-6216
NSN 6150-01-089-6764
NSN 5835-00-013-9271
NSN 6620-01-343-6671