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 6130-01-534-6185
NSN 5895-01-369-1251
NSN 5945-01-589-7136
NSN 6145-00-106-0611
NSN 6685-01-451-3937
NSN 6135-01-186-2891
NSN 6135-01-223-3869
NSN 5920-00-075-7964
NSN 5895-01-536-9020
NSN 5910-01-261-2226
NSN 6130-01-036-7661
NSN 5835-00-523-0736