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 5990-00-252-1702
NSN 5935-01-559-2898
NSN 6135-01-108-6057
NSN 5935-01-543-4919
NSN 6130-01-193-8992
NSN 6105-00-188-2170
NSN 5935-01-592-3400
NSN 5999-00-170-7858
NSN 6130-00-266-7496
NSN 5960-01-116-5341
NSN 5920-00-231-3922
NSN 5975-00-810-8782