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 5999-01-092-5941
NSN 6220-00-797-7436
NSN 5950-00-328-4474
NSN 5945-01-410-8181
NSN 5895-00-905-3985
NSN 5985-01-453-1119
NSN 6650-01-435-2994
NSN 5855-01-391-3819
NSN 4140-00-229-0915
NSN 5996-01-422-8103
NSN 5930-01-487-5039
NSN 7035-01-169-6551