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 5920-01-649-1420
NSN 5990-01-030-0794
NSN 5895-01-160-6599
NSN 5960-00-168-3594
NSN 5920-01-586-5328
NSN 5905-00-467-6408
NSN 6240-00-565-6036
NSN 5998-01-230-6438
NSN 6240-00-196-4518
NSN 5835-01-313-7054
NSN 6620-00-957-9325
NSN 7035-01-350-4247