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 6105-01-554-6250
NSN 5990-01-538-6115
NSN 6145-01-121-8615
NSN 6135-01-142-2417
NSN 5915-01-600-1058
NSN 6650-01-541-4127
NSN 5920-00-819-3518
NSN 5935-00-338-4877
NSN 6685-01-488-5138
NSN 6130-00-059-4642
NSN 5990-00-179-2576
NSN 5925-00-843-0315