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 5920-01-568-0720
NSN 5985-01-065-5341
NSN 6685-01-330-4313
NSN 5915-01-486-6398
NSN 5985-01-557-8289
NSN 6650-01-431-9625
NSN 6620-00-079-0311
NSN 5999-01-579-3866
NSN 6150-01-243-3285
NSN 5950-01-092-3194
NSN 6220-01-374-6667
NSN 6650-01-261-5239