57 Millimeter Dummy Cartridge

The 57 Millimeter Dummy Cartridge is a type of ammunition that falls under the supply class "Ammunition, Over 30Mm Up To 75Mm" in the supply group "Ammunition And Explosives."

Dummy cartridges are inert or non-functional rounds that are used for training, testing, or demonstration purposes. They are designed to simulate the size, weight, and shape of live ammunition, but they do not contain any explosive or propellant materials.

In the case of the 57 Millimeter Dummy Cartridge, it is specifically designed for use with weapons or systems that utilize 57mm ammunition. These dummy cartridges allow military personnel to practice loading, handling, and operating the weapon system without the risk of accidental discharge or damage. They are also used for equipment testing and maintenance purposes.