That's the Mark 83 which is part of the Mark 80 series of
low-drag general-purpose bombs in United States service.
Type Low-Drag General Purpose (LDGP) bomb
Place of origin United States
Specifications
Weight 1014 lb (460 kg)
Length 119.49 inches (3000 mm)
Diameter 14.06 inches (357 mm)
Filling Tritonal, Minol or H6
Filling weight 445 lb (202 kg)
The results are devastating. The use could be bunker braking or
building demolish. In the areas further down the impact zone, you
could see people walking around like zombies dazed as seen in the
Iraq war.