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 5996-01-417-3139
NSN 6620-01-539-1908
NSN 5945-01-583-5918
NSN 6650-00-567-0715
NSN 7035-01-057-6325
NSN 6135-00-477-8847
NSN 6620-01-417-3314
NSN 6220-01-164-5228
NSN 6150-01-596-6735
NSN 6145-01-303-1000
NSN 6650-01-066-0420
NSN 5855-00-548-4742