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 6240-01-085-1314
NSN 6150-01-323-7274
NSN 5945-01-496-8502
NSN 5985-01-014-4924
NSN 6645-00-057-3499
NSN 6145-00-390-9917
NSN 5985-01-416-1945
NSN 4140-01-481-0416
NSN 5855-01-270-6847
NSN 5905-01-273-5450
NSN 5998-00-043-2185
NSN 6135-01-338-2281