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 6110-01-593-8570
NSN 6240-01-557-9038
NSN 5855-01-109-1807
NSN 6150-01-542-5502
NSN 6685-01-190-8634
NSN 6150-00-162-5503
NSN 5855-01-383-6860
NSN 6620-01-407-5619
NSN 5895-00-493-0042
NSN 5920-00-059-3549
NSN 5996-01-378-2432
NSN 5835-01-592-2350