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 5960-01-253-6687
NSN 6685-00-759-9801
NSN 5925-01-531-4577
NSN 4140-01-341-9176
NSN 6645-00-179-8676
NSN 6220-01-025-1373
NSN 5925-00-597-1558
NSN 5999-01-495-2963
NSN 5925-01-653-1430
NSN 6645-01-516-9431
NSN 6105-01-450-9402
NSN 6150-00-372-5979