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 6650-00-826-7396
NSN 5915-00-161-3158
NSN 5835-01-452-4947
NSN 5990-00-179-2576
NSN 6110-01-099-3480
NSN 2925-01-501-1104
NSN 5930-00-964-4535
NSN 6320-01-198-4024
NSN 5960-01-050-6440
NSN 5999-01-085-3457
NSN 6620-00-754-4914
NSN 5835-01-123-8305