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 6620-00-905-6590
NSN 5945-01-477-9957
NSN 6110-01-517-2404
NSN 6220-01-252-3458
NSN 5998-01-054-4898
NSN 5990-00-844-5659
NSN 5925-00-868-4313
NSN 6645-01-342-0216
NSN 5905-01-227-1783
NSN 5975-00-669-9884
NSN 5910-00-409-6036
NSN 5935-00-173-7906