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 5945-01-525-7072
NSN 6150-01-530-0646
NSN 5855-01-100-3272
NSN 5925-01-449-9058
NSN 6320-01-067-0474
NSN 6135-01-442-7275
NSN 5996-00-563-4251
NSN 5998-01-118-7063
NSN 4140-01-098-0213
NSN 6620-01-525-8648
NSN 6645-01-134-2976
NSN 6610-01-141-7014