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 6110-01-571-7020
NSN 5945-01-374-1828
NSN 5925-01-503-5286
NSN 7035-01-505-5979
NSN 5910-01-110-7620
NSN 5915-01-422-4620
NSN 5960-00-249-2547
NSN 6610-01-425-1523
NSN 6145-00-813-4459
NSN 5990-01-321-2997
NSN 5935-01-649-9465
NSN 6645-00-287-9192