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 4140-00-509-2389
NSN 5950-01-418-2398
NSN 2925-01-327-3069
NSN 6610-00-814-8598
NSN 4140-00-905-2081
NSN 5960-01-449-1310
NSN 5945-01-102-9625
NSN 6130-01-513-9970
NSN 5935-01-465-5564
NSN 5996-01-145-0237
NSN 5950-00-199-5930
NSN 2925-00-365-3289