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 6650-01-562-6772
NSN 6150-01-199-7269
NSN 6620-01-651-5425
NSN 5930-00-787-4633
NSN 5985-01-099-9613
NSN 5950-00-431-8076
NSN 5990-01-411-4596
NSN 5835-01-399-5820
NSN 6150-00-595-6931
NSN 5998-00-498-3362
NSN 6130-00-830-1823
NSN 6220-01-612-2461