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 5990-01-443-2931
NSN 5905-01-511-6605
NSN 5998-01-330-0421
NSN 6105-01-455-7796
NSN 5930-01-400-6126
NSN 6150-00-218-0891
NSN 6320-01-358-0141
NSN 5835-01-416-6455
NSN 5945-01-091-6156
NSN 6150-01-660-5632
NSN 5835-01-218-5560
NSN 5835-01-205-6614