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 5915-01-088-2033
NSN 5950-00-520-6093
NSN 5985-01-481-4234
NSN 6645-01-083-4759
NSN 5996-01-247-2986
NSN 2925-01-027-1293
NSN 5999-00-543-8700
NSN 5999-01-634-0576
NSN 5999-00-312-4822
NSN 5910-01-608-3494
NSN 5935-01-260-4104
NSN 5925-00-494-2874