Which 1.2 liter engine does your 1/2-ton have? Also, is it a Nissan 720 pickup, or a B122 (imported from Japan)?

The jets for the A-type engines vary every year, even different jets each year for the same engine type, depending on the vehicle model, state, transmission, etc.

The jets you list sound about right. At the end of the
Carb adjustment, troubleshooting, rebuild and inspection article is a list of factory-spec jetting for various a-type engines.