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 5920-01-593-1252
NSN 5920-01-523-1474
NSN 6610-00-787-1163
NSN 6220-00-292-6775
NSN 6610-01-155-2661
NSN 6105-01-545-2776
NSN 6320-00-511-7331
NSN 5935-01-530-4831
NSN 6150-00-058-8669
NSN 5920-01-442-3140
NSN 6610-01-424-6946
NSN 5855-01-020-7982