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 5925-01-297-0126
NSN 7035-01-055-6806
NSN 5950-00-482-4284
NSN 5999-01-420-5967
NSN 5960-01-167-2137
NSN 4140-01-613-8430
NSN 5925-01-369-7525
NSN 7035-01-369-1445
NSN 4140-00-471-5396
NSN 6135-00-182-7008
NSN 5960-01-360-3639
NSN 5915-00-025-1763