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 6685-01-312-2383
NSN 5905-00-146-0078
NSN 6685-01-453-7894
NSN 5930-00-243-2468
NSN 6240-01-261-4958
NSN 5925-00-660-7589
NSN 6110-01-369-7024
NSN 5915-00-816-9056
NSN 5895-01-299-6215
NSN 5905-01-512-1354
NSN 6610-01-557-6908
NSN 6620-00-193-9503