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 6320-01-442-3428
NSN 5975-01-241-3660
NSN 6220-01-248-4452
NSN 6645-00-171-9639
NSN 5905-01-224-6188
NSN 5975-01-109-3504
NSN 6220-01-278-5803
NSN 5950-01-125-2059
NSN 4140-01-189-7899
NSN 6135-00-080-9176
NSN 6145-01-102-8550
NSN 6620-00-079-0311