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 7035-01-313-6973
NSN 5990-00-288-1820
NSN 5920-01-627-4603
NSN 6645-00-979-6824
NSN 6135-01-589-9467
NSN 6620-01-461-2387
NSN 5920-00-010-6652
NSN 2925-01-219-9471
NSN 5945-00-982-3720
NSN 5999-00-399-4992
NSN 5945-01-604-2976
NSN 6105-01-145-9332