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 5855-01-232-9440
NSN 5990-01-034-4532
NSN 6620-00-758-5233
NSN 6650-00-532-1552
NSN 5930-00-580-3085
NSN 2925-01-169-6196
NSN 2925-01-333-6346
NSN 6320-01-224-0063
NSN 5855-01-506-6767
NSN 5999-00-141-0291
NSN 4140-00-473-2324
NSN 5935-01-477-4129