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 5945-01-350-3649
NSN 6150-01-312-3230
NSN 5930-01-152-2621
NSN 6105-00-908-6977
NSN 5905-01-235-6851
NSN 5905-01-316-3552
NSN 6110-00-812-0226
NSN 6620-01-449-3101
NSN 6610-01-220-5262
NSN 5915-01-124-7037
NSN 5855-01-359-0373
NSN 5985-01-481-6208