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 5998-00-155-9499
NSN 5935-01-497-0731
NSN 6145-00-797-3454
NSN 6105-00-542-7948
NSN 6130-00-520-5884
NSN 6105-01-036-5984
NSN 6685-00-389-4468
NSN 6650-01-479-1297
NSN 6130-01-642-1196
NSN 5855-01-503-6973
NSN 6220-01-423-6917
NSN 5855-00-132-4898