First flown on 1 August 1941, the three-seat Grumman TBF-1 Avenger torpedo-bomber entered united states of america Navy service just in the long run to be a part of the Battle of Midway in June 1942. During its World War II lifespan, the Avenger design changed very little, and also this allowed it to be integrated large sums. Interest in the airplane wound up being so excellent that the General Motors Company was also contracted to create it, underneath the designation TBM-1, from September 1942. Over 1,000 TBF/TBMs (designated Avenger Mk we) were furthermore used by the Royal Navy's Fleet Air supply both in Atlantic and Pacific theaters. The Avenger ended up being furthermore used by the Royal new Zealand Air Force. Another major variation had been the TBM-3, which showcased strengthened wings allowing rockets and radar pods to be carried.