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 5835-01-330-8597
NSN 5998-01-139-7382
NSN 5935-01-102-7457
NSN 5945-01-487-8536
NSN 5855-00-779-2854
NSN 6685-00-538-2799
NSN 5905-00-534-1369
NSN 6650-01-072-2808
NSN 5990-00-784-6067
NSN 6110-00-413-4703
NSN 5985-01-605-1134
NSN 6645-01-253-1950