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 5920-01-206-3977
NSN 5998-01-027-7923
NSN 5905-00-412-4362
NSN 5975-01-556-2826
NSN 5998-00-683-1333
NSN 5945-01-392-1068
NSN 5945-01-421-4135
NSN 5905-01-318-8048
NSN 6130-00-418-2266
NSN 6130-00-284-1629
NSN 5910-00-241-6527
NSN 5996-00-349-0252