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 6220-01-255-7901
NSN 6320-01-600-0787
NSN 6610-01-042-3954
NSN 6240-01-129-1688
NSN 6150-00-153-3196
NSN 6220-01-481-8239
NSN 5935-01-179-5434
NSN 7035-00-455-7666
NSN 5835-01-242-9806
NSN 5905-01-641-3575
NSN 6240-00-784-4214
NSN 5945-01-133-1748