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 6320-01-240-4637
NSN 5905-01-579-9545
NSN 5950-00-936-6070
NSN 6220-00-682-8292
NSN 6110-00-660-8998
NSN 7035-01-146-7096
NSN 5920-01-154-3612
NSN 5985-01-364-0150
NSN 5905-01-423-8475
NSN 5920-00-843-3848
NSN 5925-01-177-3177
NSN 5935-01-102-0436