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 5925-01-449-9771
NSN 5895-01-132-5106
NSN 5999-00-179-9747
NSN 7035-00-329-4015
NSN 5985-01-131-9644
NSN 4140-01-444-5292
NSN 5855-01-645-5253
NSN 5935-00-214-0516
NSN 6650-01-106-1868
NSN 5935-01-486-8700
NSN 5855-00-688-9954
NSN 6685-00-348-4749