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 4140-01-227-4674
NSN 5999-01-519-8595
NSN 5975-00-250-6329
NSN 4140-01-062-7244
NSN 5835-01-241-1090
NSN 5950-01-067-7278
NSN 5925-01-022-9733
NSN 6610-01-344-0972
NSN 6685-00-663-9000
NSN 5998-01-149-2739
NSN 5925-01-401-5314
NSN 2925-00-167-6762