Vesa Pattern matters, witch above 27" most will be a different standard (100x100mm) than under 27"(50x50mm)

Vesa Pattern matters, witch above 27" most will be a different standard (100x100mm) than under 27"(50x50mm)

The part about the nuke depends on where it is during its arming sequence, if it was already armed than any energy introduced to the uranium/ plutonium core could cause a nuclear reaction