9M531 cumulative-fragmentation submunition rocket

Also known as

9М531

The 9M531 is a Russian 300 mm Smerch-family rocket that carries cumulative-fragmentation submunitions for use from the BM-30 / 9K58 launcher. Missilery describes it as essentially the same round as 9M55K5 apart from the rocket motor, with a 2004 completion date, 815 kg mass, 7,600 mm length, and 25 to 90 km range.

9M531 cumulative-fragmentation submunition rocket, 300 mm rocket with cumulative-fragmentation submunitions, Munitions

Image source: File:Smerch rocket on a cemetery in Kharkiv, 2023-10-26 (01).jpg

Profile / Specs

Profile

Origin: Russia
Built by: NPO Splav
Type: 300 mm rocket with cumulative-fragmentation submunitions
Service note: 2004-present
Produced: 2004-present

300 mm cluster munition fragmentation rocket

Specifications

Caliber: 300 mm
Weight: 815 kg
Length: 7,600 mm
Warhead weight: 243 kg
Payload: Cumulative-fragmentation submunitions
Penetration: Up to 120 mm of armor
Range: 25-90 km
Self-destruction time: 110 s

Variants

9M55K5

Launch Platform

The 9M531 is a 300 mm Smerch-family rocket intended for the BM-30 / 9K58 launcher.

Launcher

Launcher type

Launch evidence

BM-30 Smerch, 300 mm heavy multiple launch rocket system, Artillery

300 mm multiple launch rocket system

Rosoboronexport lists the 9M531 among 300 mm ammunition for the BM-30 / 9K58 Smerch family, and Missilery describes it as designed for the Smerch multiple launch rocket system.

Sources: Rosoboronexport 9M531, 9M531 rocket

Service And Conflict Use

Service History

In service: Designed for the BM-30 / 9K58 Smerch multiple launch rocket system.

Media

9M531 cumulative-fragmentation submunition rocket Images

9M531 cumulative-fragmentation submunition rocket, 300 mm rocket with cumulative-fragmentation submunitions, Munitions - view 1 — Source: File:Smerch rocket on a cemetery in Kharkiv, 2023-10-26 (02).jpg

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Sources

Rosoboronexport 9M531Publisher: Rosoboronexport | Note: Official export catalog page for the 9M531 300 mm ammunition item and its published technical data. | Accessed: 2026-06-27 9M531 rocketPublisher: Missilery.info | Note: Supports the 9M531 designation, 2004 completion date, 815 kg mass, 7,600 mm length, 243 kg warhead, Smerch compatibility, and the NPO Splav attribution cited in the source notes. | Accessed: 2026-06-27 File:Smerch rocket on a cemetery in Kharkiv, 2023-10-26 (01).jpgPublisher: Wikimedia Commons | Note: Primary image provenance for the rocket photo used on this page. | Accessed: 2026-06-27 File:Smerch rocket on a cemetery in Kharkiv, 2023-10-26 (02).jpgPublisher: Wikimedia Commons | Note: Gallery image provenance for the rocket photo used on this page. | Accessed: 2026-06-27