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 6620-01-573-8003
NSN 5925-01-346-7103
NSN 6240-01-359-7230
NSN 2925-00-507-2109
NSN 5999-00-447-9965
NSN 5930-00-784-9071
NSN 6220-01-591-8897
NSN 5945-00-142-9690
NSN 5835-00-170-5238
NSN 6685-01-533-6362
NSN 6320-01-445-8192
NSN 4140-00-200-0970