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 5905-01-124-0502
NSN 5920-01-261-4801
NSN 5960-00-148-4493
NSN 5895-01-618-0543
NSN 5855-01-533-3888
NSN 5965-00-752-1007
NSN 6320-00-098-2858
NSN 5855-01-208-1471
NSN 5975-00-549-9431
NSN 6685-01-340-6330
NSN 2925-00-695-4143
NSN 5855-01-180-5369