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 5965-01-266-7968
NSN 5975-01-421-4474
NSN 5935-01-385-2478
NSN 5935-00-256-5677
NSN 6620-01-508-1778
NSN 5965-00-522-0922
NSN 6650-01-170-4397
NSN 5855-01-293-1592
NSN 6130-00-477-6949
NSN 5895-00-833-1525
NSN 5915-00-583-4229
NSN 5965-00-627-8382