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 5930-01-456-4034
NSN 6220-00-930-8338
NSN 5920-01-268-0720
NSN 6685-01-435-4366
NSN 6320-01-462-3555
NSN 5985-01-107-7179
NSN 5925-01-642-8350
NSN 5945-01-335-5259
NSN 5998-01-634-0604
NSN 5985-00-081-1217
NSN 5835-01-014-4574
NSN 6610-01-294-5666