Junkers Ju 87 in place of the carrier-specific Ju 87C series designs, operated from the aircraft carrier "". Other modifications included a flame eliminator and, unlike earlier D variants, two 20 mm MG 151/20 cannon, while the radio operator/rear gunner's ammunition supply was increased by 1,000 to 2,000 rounds. The Ju 87 D-5 was based on the D-3 design and was unique in the Ju 87 series as it had wings 0.6 metres (2-feet) longer than previous variants. The two 7.92 mm MG 17 wing guns were exchanged for more powerful 20 mm MG 151/20s to better suit the aircraft's ground-attack role. The
Junkers Bomber" design competition for a trans-Atlantic range strategic bomber saw the Junkers firm build two prototypes of its six-engined Junkers Ju 390, basically a stretch of the four-engined Ju 290 transport — competing against the trio of Me 264 four-engined prototypes as the only fully airworthy competitors for the contract, which had included designs from Focke-Wulf and Heinkel that were never built, with the competition ended in July 1944 due to the developing need for interceptors to defend the Reich. The Junkers company survived the Second World War and was reconstituted as Junkers GmbH and eventually merged into the MBB