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 5910-01-263-3951
NSN 5950-01-541-5016
NSN 5998-01-119-9891
NSN 5920-01-324-7803
NSN 5930-00-734-1773
NSN 5920-01-296-8691
NSN 4140-01-576-9796
NSN 5925-00-066-6898
NSN 5965-01-063-6115
NSN 5990-01-507-7495
NSN 2925-01-144-7106
NSN 6685-01-378-6821