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 6320-01-541-7585
NSN 5990-00-206-3753
NSN 5905-00-668-6976
NSN 6685-01-431-7927
NSN 5925-01-401-5314
NSN 5998-01-233-6061
NSN 2925-01-341-0457
NSN 6320-01-067-0474
NSN 5935-00-294-9526
NSN 5835-01-235-9051
NSN 6650-00-158-3683
NSN 6650-01-417-1797