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 5950-01-536-7177
NSN 5990-01-586-8202
NSN 5985-01-422-5092
NSN 5996-01-391-4529
NSN 5960-01-073-8454
NSN 2925-00-835-4315
NSN 5960-00-665-5180
NSN 6320-00-937-5625
NSN 6110-01-242-9765
NSN 5930-00-907-0985
NSN 5990-01-386-5561
NSN 5975-01-471-3494