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 5855-01-358-5253
NSN 5999-01-161-7546
NSN 6110-01-122-3780
NSN 5985-01-513-0442
NSN 5930-00-952-3464
NSN 6620-01-140-4405
NSN 5915-00-372-4522
NSN 6240-01-177-9361
NSN 6110-01-619-0082
NSN 5925-01-361-1775
NSN 5990-01-314-0228
NSN 5985-01-360-5617