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 4140-01-155-9414
NSN 5935-01-140-4335
NSN 5999-01-619-2688
NSN 5930-01-465-2029
NSN 5945-01-584-0059
NSN 6110-01-089-8130
NSN 5935-00-804-9198
NSN 6220-01-602-3630
NSN 5905-00-194-0842
NSN 6145-00-156-4394
NSN 6685-00-189-8639
NSN 6610-00-500-6944