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 5910-01-633-9963
NSN 5835-01-058-4513
NSN 5950-01-647-1647
NSN 5910-01-479-0182
NSN 5920-01-282-3723
NSN 5945-01-334-2636
NSN 6145-00-669-6795
NSN 7035-01-169-1166
NSN 6105-01-245-1901
NSN 6130-00-394-6555
NSN 5975-00-727-0223
NSN 6650-01-559-7635