2B1 Oka, (Russian: "2Б1 Ока" - "Oka River"), is a Soviet 420 mm (17 in) self-propelled heavy mortar. 2B1 is its GRAU designation. It was designed to deliver tactical nuclear payloads, …

Jun 6, 2022 · For example, the 420 mm gun of the 2B1 was bigger than the main armaments of the Iowa-class battleships, which carried 406 mm (16 inch) guns. It could fire a 750 kg shell …

The 2B1 Oka (In Cyrillic 2Б1 Ока) Is a mortar self-propelled artillery 420 mm developed and constructed Soviet Union the late fifties. 2B1 is the name GRAU. The development was …

Mar 19, 2025 · At the height of the Cold War, the Soviet Union developed an enormous tank-based, nuclear warhead-firing mobile mortar cannon. Living on the moon? Honda’s hydrogen …

As the main weapon was a 420-mm smooth-bore mortar 2B2 in length of 47.5 calibers. Loading shells was carried out from the breech of the mortar with a crane (min. 750 kg), which adversely...

Jan 24, 2025 · Among the most powerful artillery systems, the self-propelled Soviet mortar 2B1 "Oka" would definitely not be lost. The 420mm mortar, introduced at the height of the Cold …

Oct 8, 2018 · 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 …

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 …

420mm 2B2 (47.5 calibers) smoothbore mortar with a 20-meter-long barrel; Fire Rate: 0.2 rounds per minute (one round every 5 minutes) Maximum Payload per round: 750kg; Firing Range: …

Dec 12, 2022 · 2B1 Oka (Russian: 2Б1 Ока) is a Soviet 420 mm self-propelled heavy artillery. Its chassis, was designed and built by the Kirov Plant. Its 20-meter barrel all...