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 5910-01-316-9530
NSN 6645-01-633-1852
NSN 5925-00-138-5108
NSN 6620-01-179-2657
NSN 5998-00-099-9047
NSN 5996-01-429-0143
NSN 6645-00-451-6462
NSN 6650-00-710-0076
NSN 5985-01-462-3227
NSN 6110-01-396-2661
NSN 6145-00-103-9848
NSN 5855-01-085-5354