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 6220-01-592-1479
NSN 5996-00-724-2021
NSN 5960-01-307-2676
NSN 6645-01-400-1137
NSN 5915-00-780-0529
NSN 5935-00-984-4561
NSN 6320-01-176-8367
NSN 5855-00-361-0167
NSN 4140-00-787-8531
NSN 6645-01-157-9080
NSN 5985-01-007-0657
NSN 7035-00-421-0468