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 5990-01-432-4249
NSN 5945-00-931-2161
NSN 5965-01-378-7335
NSN 6130-01-422-8736
NSN 6150-01-143-9399
NSN 5920-00-513-4546
NSN 5920-01-457-6333
NSN 5998-01-552-4370
NSN 6320-01-493-4472
NSN 5935-00-679-9663
NSN 5925-00-138-4987
NSN 5950-01-366-6068