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 6145-01-186-4760
NSN 5999-01-167-8884
NSN 5996-01-386-9694
NSN 5998-01-413-2815
NSN 6110-00-910-1314
NSN 5895-01-361-6920
NSN 5985-00-045-9696
NSN 5925-01-068-5262
NSN 5855-01-556-2665
NSN 6145-01-374-5217
NSN 4140-01-548-5567
NSN 6150-01-579-3702