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 6620-00-139-6498
NSN 5965-01-021-4163
NSN 5920-01-236-6780
NSN 5996-01-150-7480
NSN 5910-01-436-8798
NSN 6650-01-627-8633
NSN 5945-01-552-4567
NSN 5965-01-463-2815
NSN 6645-00-262-7448
NSN 2925-01-464-3093
NSN 6240-00-858-0389
NSN 6320-01-390-5385