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 5915-01-003-3369
NSN 5910-00-298-1833
NSN 5915-01-412-1374
NSN 5855-01-546-9278
NSN 6240-01-106-2447
NSN 6320-01-538-0775
NSN 6685-00-792-3168
NSN 6620-00-221-5576
NSN 6610-01-462-7154
NSN 6240-00-117-9957
NSN 4140-00-732-9427
NSN 6220-00-099-9192