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 5930-01-211-0092
NSN 5930-01-329-2424
NSN 5998-01-067-4541
NSN 5945-00-377-5258
NSN 5925-01-387-8143
NSN 5935-01-357-0147
NSN 5905-00-179-1089
NSN 2925-01-408-9485
NSN 5915-01-478-3110
NSN 6135-01-205-5965
NSN 6135-01-529-3789
NSN 6620-00-498-4190