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 6240-01-557-1177
NSN 6130-01-378-0645
NSN 5920-01-560-5472
NSN 7035-01-433-3547
NSN 5975-01-035-6557
NSN 5915-01-646-4034
NSN 6650-01-536-3086
NSN 5925-01-568-0393
NSN 6240-01-334-1115
NSN 5960-01-313-0681
NSN 5930-00-065-2118
NSN 5835-01-263-1293