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 4140-01-435-3197
NSN 5915-00-199-0781
NSN 5925-01-026-9649
NSN 5915-00-900-5933
NSN 5910-01-378-3576
NSN 2925-01-306-4228
NSN 5910-01-147-5351
NSN 5935-01-428-8918
NSN 5998-01-374-9205
NSN 5945-01-084-6584
NSN 5855-00-198-3197
NSN 6240-00-922-1021