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 6610-01-106-1783
NSN 5945-00-619-3553
NSN 5905-01-477-6967
NSN 4140-01-023-1537
NSN 5910-01-138-7925
NSN 5935-01-097-8614
NSN 5996-01-467-8128
NSN 6105-00-501-2858
NSN 6240-00-816-6749
NSN 5920-00-518-3208
NSN 5965-01-573-3947
NSN 2925-00-231-8041