ZU-23-2

ZU-23-2
ZU-23-2
	A ZU-23-2
Type	Towed 23 mm anti-aircraft twin autocannon
Place of origin	Soviet Union
Service history
In service	1960–present
Used by	See Operators section
Wars	Angolan Civil War; South African Border War; Ethiopian Civil War; Lebanese Civil War; Soviet–Afghan War; Western Sahara War; Somali Civil War; Iran–Iraq War; United States invasion of Grenada; Second Sudanese Civil War; Siachen conflict; Operation Praying Mantis; Gulf War; Georgian Civil War; First Chechen War; Second Chechen War; War in Afghanistan (2001–2021); South Lebanon conflict (1985–2000); 2006 Lebanon War; Russo-Georgian War; First Libyan Civil War; Sudanese conflict in South Kordofan and Blue Nile; Syrian Civil War; Northern Mali conflict; Russo-Ukrainian War; War in Donbas; Second Libyan Civil War; Yemeni Civil War (2014–present); Tigray War; Russian invasion of Ukraine; War in Amhara; Sudanese civil war (2023–present); 2025 India–Pakistan standoff; Israel-Iran War (2025-present);
Production history
Designer	KBP Instrument Design Bureau
Designed	Late 1950s
Produced	1960–present
Variants	See Variants and upgrades
Specifications (ZU-23-2)
Mass	0.95 tonnes (2,094 lbs)
Length	4.57 m (10 ft)
Barrel length	2.008 m (79.1 in) (87.3 calibers)
Width	2.88 m (9 ft 5 in)
Height	1.22 m (4 ft)
Crew	2 (gunner and commander)
Shell	23x152B
Caliber	23 mm
Barrels	2
Action	Gas operated
Elevation	−10° to +90°
Traverse	360°
Rate of fire	2000 rpm cyclic, 400 rpm practical (per cannon)
Effective firing range	2.5 km (2 miles) effective range
Feed system	2x 50 round belt

The ZU-23-2, also known as ZU-23, is a Soviet towed 23×152mm anti-aircraft twin-barreled autocannon. ZU stands for Zenitnaya Ustanovka (Russian: Зенитная Установка) – anti-aircraft mount. The GRAU index is 2A13.