Bomb, 56 lb Practice, Mk 89 Mod 0,1
These are signal generating practice bombs that function on impact, producing a flash and/or a puff of smoke.
Practice bomb Mk 89 Mod 0 is a low drag (subcaliber) practice bomb, similar in shape to the low-drag series of general purpose service bombs. The cast iron body is slender with a long, pointed nose. The conical fin assembly is of welded sheet metal or cast aluminum-magnesium construction. The tail fins are canted 2 degrees to impart spin to the bomb for the purpose of obtaining repeated consistent, trajectories. Practice bomb signal Mk 4 Mod 3 is installed in the forward end of the bomb.
Signal, Practice Bomb, Mk 4 Mod 3, 4
Nothing else to see.
TM 9-1325-200, Bombs and Bomb Components (1966)
OP 2216, Volume 1 - Aircraft Bombs, Fuzes, and Associated Components (1960)
OP 1280, Aircraft Bombs (1955)