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 6645-00-171-9639
NSN 5895-00-993-9543
NSN 5960-00-315-0358
NSN 5998-01-442-3547
NSN 6110-01-390-6748
NSN 5960-00-983-5986
NSN 5835-00-003-0295
NSN 6240-00-247-3387
NSN 6645-01-185-6210
NSN 4140-01-625-6280
NSN 5935-00-960-2785
NSN 6645-01-558-6229