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 6685-01-519-2359
NSN 6320-01-098-2503
NSN 5950-00-396-1329
NSN 6110-01-335-1406
NSN 5990-01-052-5970
NSN 4140-00-191-7924
NSN 5915-00-983-8274
NSN 5965-01-032-0940
NSN 5998-01-556-4250
NSN 5910-01-463-1115
NSN 2925-00-238-1668
NSN 5895-01-218-7277