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 5935-01-331-5244
NSN 6645-01-175-2155
NSN 6685-01-279-6300
NSN 5975-00-820-1581
NSN 5960-01-564-5044
NSN 6220-01-623-5919
NSN 6610-01-132-6660
NSN 2925-00-737-6476
NSN 6620-01-431-9176
NSN 5960-00-249-9623
NSN 6105-01-370-9639
NSN 2925-01-426-3410