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 5925-00-265-5807
NSN 5996-00-707-6228
NSN 5985-00-990-9579
NSN 6220-01-330-8238
NSN 5990-01-035-6869
NSN 5998-00-064-8971
NSN 6150-00-281-9482
NSN 5930-01-205-1842
NSN 6150-01-461-7984
NSN 5835-01-168-6256
NSN 6650-00-831-5532
NSN 4140-00-007-4578