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 5998-01-550-8814
NSN 5910-01-250-6592
NSN 5960-00-836-6504
NSN 5935-01-204-8280
NSN 6620-01-100-8899
NSN 6685-01-121-3728
NSN 7035-01-023-1008
NSN 6150-01-634-0575
NSN 2925-00-660-8131
NSN 6130-00-839-6148
NSN 6320-01-462-3555
NSN 6685-01-261-2983