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 5999-01-492-7721
NSN 5905-01-318-1674
NSN 6220-01-457-9678
NSN 6145-01-445-7942
NSN 5990-00-808-7478
NSN 6130-01-021-7575
NSN 6135-01-602-8383
NSN 5985-01-097-0971
NSN 5910-00-842-2639
NSN 5930-00-528-9728
NSN 5915-00-312-4398
NSN 5975-00-089-8693