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 6645-01-400-1137
NSN 5985-01-540-1295
NSN 5920-01-532-8280
NSN 6130-01-137-8378
NSN 2925-01-032-3814
NSN 6130-00-618-2712
NSN 5999-01-087-8554
NSN 5925-00-720-1354
NSN 2925-00-080-2124
NSN 2925-01-199-7394
NSN 5935-00-503-8444
NSN 5905-01-279-8599