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 6320-01-412-2973
NSN 5950-01-126-2197
NSN 5965-00-396-3411
NSN 5835-01-268-1924
NSN 5990-00-258-0228
NSN 5930-01-658-2107
NSN 6320-01-350-0320
NSN 5945-01-422-4565
NSN 5925-01-188-7630
NSN 5930-01-181-5302
NSN 4140-01-502-4457
NSN 6105-00-357-1801