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 5895-01-289-1227
NSN 5895-01-042-9860
NSN 5990-00-395-5703
NSN 6320-01-478-5393
NSN 6650-01-633-9147
NSN 6685-01-453-5374
NSN 5990-01-191-1772
NSN 5915-00-885-0483
NSN 5999-00-110-2605
NSN 5855-01-070-8084
NSN 2925-01-489-1394
NSN 5925-00-994-0405