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 5975-01-551-8371
NSN 5895-01-643-0563
NSN 5999-01-292-1404
NSN 5855-01-615-0461
NSN 6645-00-966-0251
NSN 5930-00-586-8361
NSN 5985-00-197-5392
NSN 6645-01-603-9331
NSN 2925-01-411-0896
NSN 5895-01-591-6122
NSN 5895-01-650-1776
NSN 5930-01-215-5952