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 6320-01-265-0665
NSN 5925-01-014-2512
NSN 6135-00-274-4037
NSN 2925-01-320-6512
NSN 6650-01-129-8343
NSN 6135-01-086-0809
NSN 5965-01-444-3098
NSN 5935-00-266-8506
NSN 5935-01-351-1393
NSN 5945-01-303-6361
NSN 5920-01-645-3462
NSN 5895-00-358-1922