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 6685-01-346-7677
NSN 6220-01-331-7115
NSN 7035-00-162-5487
NSN 5925-01-445-0850
NSN 5998-00-088-2038
NSN 6220-00-682-8292
NSN 6645-00-017-8252
NSN 5930-01-108-8068
NSN 5999-01-124-0098
NSN 2925-00-917-2842
NSN 5855-01-601-8145
NSN 5895-01-472-2121