2022年6月6日 · The 2B1 is a defining example of Soviet “flexing”. A 420 mm (16.5 inch) gun sat on top of an overburdened chassis – originally intended for the T-10 – that pretty much disassembled itself every time it fired.

2021年6月4日 · The 2B1 Oka is a prime example of huge nuclear-capable artillery that thankfully never made it past the prototype stage. 2B1 Oka. The Oka gets its name from the Oka River, in central Russia. It...

2018年10月8日 · The 2B1 "Oka" was a short-lived, heavy-class, self-propelled gun system developed by the Soviet Union at the height of the Cold War. Such large-caliber guns had proven the norm for decades and found renewed importance during World War 1 and into the interwar years leading up to World War 2.

All who would be at the artillery museum in St. Petersburg, probably surprised by the size of the self-propelled mortar 2B1 "Oka", which is one of the most interesting exhibits of the...

2024年7月22日 · The Soviet 2B1 Oka is a monumental yet short-lived piece of Cold War artillery. Displayed at the Military-Historical Museum of Artillery, Engineer and Signal Corps in St. Petersburg, Russia, the Oka was an ambitious project involving a 420mm gun capable of launching up to 28 miles.

Capable of firing continuously 12 times per hour, firing 750 kg nuclear projectiles up to 45 km away, the 2B1 Oka is the most fearsome nuclear supergun ever built. The 2B1 Oka was built based on...

2B1 Oka, currently at the Artillery Museum in Saint Petersburg Introduction: Nights after the US experimented and began production with its M65 280mm “Atomic Annie” nuclear artillery system in 1963, USSR is in talks of acquiring something similar.

2018年7月29日 · In the spring of 1953, at the military training ground in Nevada, the Americans conducted the first tests of the T-131 gun “Atomic Annie”. During the test, an American gun fired a 280 mm round of ammunition. Its flight lasted for 25 seconds. Work on such weapons was conducted for several years.

Compared to the M65, the Soviet 2B1 Oka dwarfed the caliber and the shell payload of the American "Atomic Annie". The Soviet's cannon is also mounted on a mobile platform, unlike the American counterpart that needs a towing vehicle.

Fact Sheet: 2B1 Oka “Transformer” (Obiekt 273)-----Production Numbers: 4 Prototypes. Dimensions (Length/Width/Height): 27.85/3.08/5.73 meters. Main Armament: The World’s Largest Mortar. 420mm 2B2 (47.5 calibers) smoothbore mortar with a 20-meter-long barrel