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M65 atomic cannon
Cold War US heavy towed howitzer / From Wikipedia, the free encyclopedia
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"Atomic Annie" redirects here. For the French businesswoman and nuclear power advocate, see Anne Lauvergeon.
The M65 atomic cannon, often called Atomic Annie,[6]: 92 was an artillery piece built by the United States and capable of firing a nuclear device. It was developed in the early 1950s, at the beginning of the Cold War; and fielded between April 1955 and December 1962, in West Germany, South Korea and on Okinawa.[7]
Quick Facts Type, Place of origin ...
M65 atomic cannon | |
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![]() A preserved M65 atomic cannon | |
Type | Heavy towed artillery |
Place of origin | United States of America |
Specifications | |
Mass | 172,865 lb 78,410 kg; 86.433 short tons[1] |
Length | 85 feet (26 m)[1] |
Width | 10 feet (3.0 m)[1] |
Height | 12 feet 2 inches (3.71 m)[2] |
Crew | 5–7[3] |
Caliber | 280 millimeters (11 in)[1] |
Breech | Welin breech block[2]- |
Recoil | hydro-pneumatic[2] |
Carriage | double recoil, ball and socket traverse[2] |
Elevation | 55°[4]: 53 |
Traverse | |
Muzzle velocity | 2,500 feet per second (760 m/s)[2] |
Effective firing range | approximately 20 miles (30 km)[5] |
Main armament | W9 (nuclear warhead) |
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