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 5985-00-516-2373
NSN 7035-00-896-3213
NSN 5855-01-472-2554
NSN 2925-01-201-3043
NSN 5950-01-503-0747
NSN 5915-00-224-8483
NSN 6650-01-039-9340
NSN 6220-01-183-1732
NSN 6110-00-516-8645
NSN 5945-01-356-6546
NSN 5945-00-999-0146
NSN 5945-01-467-2877