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 5930-01-429-2749
NSN 6620-01-466-9478
NSN 6145-01-148-7837
NSN 5945-00-228-2976
NSN 5975-00-500-0166
NSN 5999-01-409-2834
NSN 6620-01-310-6653
NSN 5960-01-200-4621
NSN 6645-01-343-1676
NSN 6610-00-942-5981
NSN 5996-00-823-8487
NSN 6130-00-287-1972