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 6620-01-481-1358
NSN 2925-01-175-1217
NSN 5999-00-419-7585
NSN 6320-01-166-3602
NSN 6130-01-508-7732
NSN 5895-00-542-2019
NSN 5935-01-304-1944
NSN 6130-01-439-3690
NSN 5950-01-473-3146
NSN 5910-01-147-8087
NSN 5965-00-177-2932
NSN 6105-00-227-6511