US Cartridge, 90mm Dummy, M12, M12B1, M12B2
This dummy cartridge is used for training in handling and loading ammunition for 90mm guns.
The dummy cartridge simulates a high explosive loaded round of 90mm ammunition in size, weight, and center of gravity. A completely inert bronze (M12), malleable iron (M12B1), or manganese bronze (M12B2) body is fitted with a bronze or steel base. The nose of the cartridge may be fitted with a dummy or an inert fuze or it may be unfuzed.
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