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 5999-00-823-5001
NSN 5950-01-200-2630
NSN 5935-00-299-7149
NSN 6110-01-415-5086
NSN 6610-01-507-4356
NSN 6220-01-412-1799
NSN 6105-01-411-6609
NSN 5998-00-186-2482
NSN 6645-01-119-3496
NSN 5920-01-580-2422
NSN 2925-01-356-3168
NSN 6150-01-392-8374