A circular, single or multipiece item, metallic or nonmetallic in composition, designed to be fitted in a circumferential groove in a piston and to spring outward against the cylinder wall to function as a seal or wiper. It is supplied in various cross-sectional shapes and is cut through at one point to allow for installation in the piston ring groove. It may include an expander. Excludes packing, preformed; retainer, oil seal; retainer, packing; ring, retaining; ring wiper; and seal ring, metal.
Classification: Parts for spark-ignition internal combustion piston engines, nesoi
NSN 6110-01-492-6202
NSN 6220-01-516-3597
NSN 5910-01-264-1813
NSN 6130-01-125-1879
NSN 2925-01-231-6312
NSN 5915-00-568-2815
NSN 5975-01-305-8185
NSN 6240-00-190-2903
NSN 5960-01-588-8410
NSN 5910-01-352-5068
NSN 6150-01-348-5341
NSN 5975-00-303-0339