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 5915-01-391-6618
NSN 6110-00-808-4121
NSN 6610-01-534-2147
NSN 4140-01-158-6507
NSN 6145-01-469-5821
NSN 5975-00-357-4440
NSN 6240-01-231-9243
NSN 4140-00-232-9859
NSN 5990-01-571-7468
NSN 6130-01-206-2435
NSN 5895-00-141-3931
NSN 7035-01-617-0072