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 4140-00-393-1707
NSN 6150-01-469-6128
NSN 7035-00-421-8710
NSN 5996-00-015-7355
NSN 5999-01-386-1147
NSN 5960-01-632-6576
NSN 6150-01-153-2796
NSN 5990-01-443-2931
NSN 6650-01-314-5073
NSN 6145-01-588-3358
NSN 5999-00-469-3460
NSN 5998-01-321-3518