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 6220-00-111-7756
NSN 6320-01-512-2031
NSN 6650-01-506-0386
NSN 5835-01-356-8250
NSN 7035-01-616-2958
NSN 6130-00-453-4821
NSN 5999-01-210-3158
NSN 6620-00-952-4278
NSN 5960-01-552-8601
NSN 5965-00-513-1352
NSN 5915-01-513-6786
NSN 5998-01-653-8335