Well first...
Camon Pack It's not fully WW2 but a lot of guns are stylized for this era.
http://www.nexusmods.com/newvegas/mods/50265/?
Well thats not pack but eprdox have two top quality WW2 Weapons
http://www.nexusmods.com/newvegas/mods/49740/?
http://www.nexusmods.com/newvegas/mods/50705/?
And There is one fabulose MP40 with custom anims...
http://www.nexusmods.com/newvegas/mods/55424/?
Hope I help
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