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 6620-00-382-8827
NSN 6320-01-592-6248
NSN 5915-01-122-1564
NSN 5925-01-497-0343
NSN 5985-00-755-4625
NSN 6150-00-356-0530
NSN 6220-01-620-2918
NSN 6220-00-708-9909
NSN 5895-01-073-4885
NSN 6135-00-321-6707
NSN 5999-01-281-6993
NSN 6150-00-607-6517