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 5905-00-262-0942
NSN 6610-00-283-2592
NSN 5895-00-738-2122
NSN 5905-01-411-4660
NSN 7035-01-314-7559
NSN 5990-00-400-4794
NSN 5998-00-227-6273
NSN 6220-01-222-0724
NSN 2925-01-527-8745
NSN 5915-01-350-8680
NSN 5925-01-512-2765
NSN 6650-01-555-8349