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 5998-00-443-3107
NSN 5905-01-097-9866
NSN 5950-01-157-2796
NSN 6240-00-248-6517
NSN 6650-01-340-3058
NSN 6240-01-205-0005
NSN 5975-01-420-5622
NSN 2925-00-805-6481
NSN 6650-01-196-4667
NSN 5990-01-517-7848
NSN 5835-01-200-7153
NSN 5999-00-156-4424