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 5950-00-402-5332
NSN 5925-00-286-8502
NSN 6650-00-320-0803
NSN 6650-00-832-6970
NSN 5950-01-641-1397
NSN 5990-01-537-1124
NSN 6240-01-608-9563
NSN 5990-00-244-5715
NSN 6145-00-399-5201
NSN 2925-01-163-6716
NSN 5985-01-513-0488
NSN 4140-00-635-9195