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 5935-01-393-1435
NSN 5985-01-028-4963
NSN 5935-00-284-8306
NSN 6150-01-317-3639
NSN 6220-01-091-7120
NSN 5990-00-767-0893
NSN 5855-00-228-8446
NSN 6130-01-509-1945
NSN 5920-00-665-3973
NSN 6620-01-431-9176
NSN 6610-01-028-7651
NSN 6685-01-463-7229