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 6650-01-447-2858
NSN 6610-00-483-9810
NSN 6110-00-196-0625
NSN 5965-01-167-8513
NSN 5855-01-409-0627
NSN 5855-00-436-3852
NSN 5925-01-628-1075
NSN 6320-00-513-8376
NSN 5960-00-271-1396
NSN 5990-01-174-6851
NSN 5998-01-303-1057
NSN 6105-01-565-3557