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 6620-01-497-3744
NSN 5915-01-036-8143
NSN 5835-01-416-6455
NSN 5925-00-227-0396
NSN 6145-01-337-3930
NSN 5985-01-294-7665
NSN 5960-01-641-5493
NSN 5915-00-432-9284
NSN 6110-01-534-4944
NSN 6110-00-376-1625
NSN 5999-01-437-5732
NSN 6220-00-400-3769