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 5930-01-168-3009
NSN 5935-01-077-3937
NSN 6150-01-302-3870
NSN 5935-01-328-8866
NSN 6150-00-435-2329
NSN 5999-00-294-9241
NSN 5975-00-265-0248
NSN 2925-00-445-1511
NSN 5950-01-227-5363
NSN 4140-01-268-2429
NSN 5965-00-156-8562
NSN 5965-01-393-5833