The F-84B, which differed from YP-84A only in having faster-firing M3 machine guns, became operational with 14th Fighter Group at Dow Field, Bangor, Maine in December 1947.
F-84B, som kun adskilte sig fra YP-84A ved at have mere hurtigtskydende M3 maskingeværer, blev operationel ved 14th Fighter Group på Dow Field, Bangor, Maine i december 1947.