The Mark 84, also known as BLU-117, is a powerful American general purpose bomb, and the largest in the Mark 80 series. Originally entering service during the Vietnam War, it became a commonly used heavy unguided bomb due to its substantial high-explosive content. Despite its size, it served as a versatile weapon and has been adapted for precision-guided munitions.

Key Characteristics:

• Nominal weight of 2,000 lb (907 kg) with variations based on configuration.
• Filled with 945 lb (429 kg) of Tritonal high explosive.
• Capable of creating a 50-foot wide and 36-foot deep crater.
• Penetration capability of up to 15 inches of metal or 11 feet of concrete, depending on drop height.
• Lethal fragmentation radius of 400 yards (370 m).
• Adapted for precision guidance with various guidance kits, including laser-guided and GPS/INS guidance systems.