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 5975-01-435-8129
NSN 5895-01-407-5071
NSN 6130-00-403-9379
NSN 5996-00-186-8709
NSN 5999-01-649-7971
NSN 5855-00-288-1408
NSN 5960-01-518-4440
NSN 6105-00-516-2151
NSN 5998-01-411-7109
NSN 5895-01-075-6497
NSN 5930-01-217-9675
NSN 6685-00-761-2534