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 6130-01-075-2159
NSN 6145-00-109-0356
NSN 6220-00-269-8396
NSN 5920-01-106-1137
NSN 6110-01-408-2692
NSN 5975-01-377-4878
NSN 6150-01-476-1036
NSN 5835-01-435-4139
NSN 5945-00-482-0572
NSN 6130-01-626-6540
NSN 5999-00-363-5641
NSN 4140-01-502-5601