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 6620-01-091-1038
NSN 5935-01-277-9649
NSN 6645-01-174-0859
NSN 5915-01-426-5557
NSN 5965-01-196-1526
NSN 5965-00-894-0015
NSN 5999-01-206-3499
NSN 6130-01-421-5949
NSN 5855-01-171-6945
NSN 6320-00-894-1644
NSN 5990-00-309-0023
NSN 5915-01-549-1206