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 4140-01-206-2397
NSN 5835-01-442-6079
NSN 5855-01-169-9228
NSN 5930-00-831-8155
NSN 5895-00-005-2945
NSN 7035-00-782-7046
NSN 6135-00-628-1142
NSN 5990-00-954-6584
NSN 5950-00-706-9503
NSN 5998-01-250-1664
NSN 6110-01-010-0905
NSN 6150-01-325-6603