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 6105-01-440-0068
NSN 6135-01-600-8345
NSN 6685-01-422-2771
NSN 6110-00-734-4692
NSN 5855-01-184-8089
NSN 6610-01-273-9317
NSN 6620-00-629-5850
NSN 6320-01-285-1922
NSN 5999-01-655-6888
NSN 5920-00-629-0442
NSN 5925-00-539-4789
NSN 5996-00-925-1953