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 5895-01-294-4740
NSN 6645-01-156-6741
NSN 5960-01-298-4143
NSN 6130-01-085-0723
NSN 6620-00-829-1914
NSN 6610-00-543-1402
NSN 6105-00-422-4098
NSN 6610-00-527-8892
NSN 5920-01-208-2689
NSN 5975-01-572-8450
NSN 5985-01-046-9625
NSN 5925-01-233-5174