BM stands for boyevaya mashina (Russian: боевая машина – combat vehicle), and the nickname grad means "hail". The complete system with the BM-21 launch vehicle and the M-21OF rocket is designated as the M-21 field-rocket system and is more commonly known as a Grad multiple rocket launcher system.

The BM-27 Uragan (Russian: БМ-27 Ураган, lit. 'Hurricane'; GRAU index 9P140) is a self-propelled 220 mm multiple rocket launcher designed in the Soviet Union to deliver cluster munitions. The system began its service with the Soviet Army in the late 1970s, and was its first spin and fin stabilized heavy multiple rocket launcher.

BM-21 「冰雹」火箭炮 （俄语： БМ-21 "Град"）是 蘇聯 於 冷戰 時代設計及生產的122毫米口徑拖動式 多管火箭炮。 [10] 其武器系統及所搭配的 M-21OF 火箭 [11] 最初研發於1960年代早期，並於1969年3月第一次在 中蘇邊界衝突 中參與實戰。 [12] 型號名字中的 BM 是 Boyevaya Mashina （俄语： боевая машина – 戰鬥車輛）的縮寫，而其綽號 grad 意思為「冰雹」。 整套由 BM-21 發射車和 M-21OF 火箭彈 組合而成的武器系統 [誰說的？ ] 被稱為 M-21 戰場火箭系統，但比 …

The BM-21 Grad is a Soviet truck-mounted 122 mm multiple rocket launcher. The weapons system and the M-21OF rocket that it fires evolved in the early 1960s and saw their first combat use in...

BM-21 「冰雹」火箭砲 （俄語： БМ-21 "Град"）是 蘇聯 於 冷戰 時代設計及生產的122公釐口徑拖動式 多管火箭砲。 [10] 其武器系統及所搭配的 M-21OF 火箭 [11] 最初研發於1960年代早期，並於1969年3月第一次在 中蘇邊界衝突 中參與實戰。 [12] 型號名字中的 BM 是 Boyevaya Mashina （俄語： боевая машина – 戰鬥車輛）的縮寫，而其綽號 grad 意思為「冰雹」。 整套由 BM-21 發射車和 M-21OF 火箭彈 組合而成的武器系統 [誰說的？ ] 被稱為 M-21 戰場火箭系統，但比 …

BM-21 is a self-propelled rocket launcher, consisting of an launcher unit (see diagram) and the Ural-375D modified truck chassis fitted with a gasoline engine. The launcher unit includes forty tubular guides, cradle, base, swiveling, lifting and balancing mechanisms, epaulets, locking mechanism, complete frame, sights, pneumatic equipment ...

The BM-21’s remarkable firepower lies in its ability to launch 40 rockets in just 18 seconds, allowing an entire battalion to unleash 720 rockets or chemical bombs in a single salvo. With a total weight of 48 tons, the BM-21 surpasses the salvo capacity of all barrel artillery systems in the U.S. Army’s divisions.

2025年3月1日 · The BM-21 Grad is a Soviet truck-mounted 122-mm multiple rocket launcher, developed in the early 1960s. The development of the 122 mm BM-21 Grad divisional-level RSZO took place in the mid-1950s under the guidance of the …

The BM-21 and other 122mm rocket launchers can fire all 122mm rockets designed to fit in Soviet-derived 122mm launchers (including those that can achieve ranges of 30,000 to 36,000 meters). The 122-mm fin-stabilized rockets can deliver Frag-HE, chemical, or incendiary warheads to a range of over 20 kilometers, or the newer HE and cargo rockets ...

BM-21 Grad description. You can check the specs, operators, images and videos.