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 5975-00-930-2658
NSN 5945-00-244-1579
NSN 6105-01-360-2776
NSN 5855-01-382-8725
NSN 5985-00-737-8382
NSN 5910-01-119-1090
NSN 5975-00-810-1190
NSN 5945-00-226-8560
NSN 6240-01-458-5730
NSN 6620-00-053-9568
NSN 6135-00-351-8606
NSN 5895-01-366-7233