AIUI, it's not even that issue. I believe both the 130mm and 140mm have the same case diameter as the NATO 120mm, just significantly longer. The 130mm might actually be a bit longer but I'm not sure.
They're basically arguing about piston area of the sabot and the flight weight of the dart.
Table of Contents Origins of the ASCALON can be traced back to the 1990s. At the time, the French were involved in a quadripartite program designated by NATO as FTMA (Future Tank Main Armament). The FTMA program started in 1988 as a memorandum of understanding between the USA, UK, France and...
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