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 compression-ignition internal combustion piston engines (diesel), nesoi
NSN 5990-01-331-2221
NSN 6105-00-639-6857
NSN 6130-01-132-3756
NSN 5999-01-091-3788
NSN 5855-01-456-4878
NSN 5996-00-401-4904
NSN 5935-01-569-6706
NSN 5960-00-911-3422
NSN 6150-00-576-3964
NSN 5960-00-310-3844
NSN 6110-01-050-7871
NSN 5835-01-392-7683