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 6320-00-238-9973
NSN 6685-01-484-5552
NSN 5950-00-277-4232
NSN 5895-01-245-6223
NSN 5855-00-310-2740
NSN 4140-00-340-1592
NSN 5910-00-835-2710
NSN 6130-01-630-8438
NSN 5945-01-530-5296
NSN 5935-01-307-7682
NSN 5905-00-166-0358
NSN 6220-01-522-1077