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 5975-00-782-4634
NSN 6240-01-212-3255
NSN 4140-00-260-9521
NSN 5935-01-371-3410
NSN 5945-01-415-0603
NSN 5998-01-026-3629
NSN 5998-00-221-1973
NSN 6685-00-514-5329
NSN 5960-01-258-0814
NSN 5990-01-327-1558
NSN 5930-00-778-9158
NSN 5930-01-361-6858