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 5985-00-840-4635
NSN 6145-01-477-6293
NSN 6320-01-338-6006
NSN 6610-01-611-5323
NSN 5910-00-541-1381
NSN 6135-01-400-2947
NSN 5950-01-228-2202
NSN 6150-01-321-3349
NSN 5925-00-921-1171
NSN 5935-01-188-6371
NSN 5910-00-579-5740
NSN 6220-01-312-6329