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 5920-00-890-5219
NSN 6320-01-371-1603
NSN 6135-01-111-1495
NSN 6145-01-129-2836
NSN 6620-01-146-4680
NSN 6105-01-654-3555
NSN 5950-00-839-7395
NSN 5925-01-199-9043
NSN 6240-01-225-1183
NSN 6620-01-323-6091
NSN 6130-01-335-9159
NSN 5915-01-004-9319