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 5985-00-552-6177
NSN 5915-01-260-4112
NSN 5905-01-502-6604
NSN 5925-00-228-7605
NSN 5855-01-478-2333
NSN 5925-00-252-1554
NSN 6150-01-203-4761
NSN 5999-01-067-8368
NSN 6240-01-372-5894
NSN 5915-01-645-1687
NSN 2925-01-629-9416
NSN 4140-01-411-9952