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 5990-01-061-5618
NSN 5855-01-304-3064
NSN 5895-01-376-0482
NSN 5930-01-039-9976
NSN 5855-01-624-7115
NSN 4140-01-412-1566
NSN 5965-00-910-3233
NSN 5998-01-367-2905
NSN 6610-00-110-9455
NSN 6220-01-198-9315
NSN 5935-00-393-3720
NSN 4140-01-028-2743