SA-4:10 surface-to-air missile (SAM)

10 surface-to-air missile (SAM) system, made by Soviet Union

• Type     Transportable SAM system

• Place of origin      Soviet Union

• Service history

• In service     1964–present

• Used by     See list of operators

• Production history

• Designer     Lyulev Novator

• Designed     1957

• Manufacturer     MZiK

• Variants     Krug, Krug-A, Krug-M, Krug-M1, Krug-M2, Krug-M3

• Specifications (2K11 Krug[1])

• Weight     28,200 kg

• Length     7.5 m (9.46 m with missiles)

• Width     3.2 m

• Height     4.472 m (with missiles)

• Crew     3 to 5

• Armour     15 mm

• Engine     V-59 V-12 water-cooled diesel 520 hp

• Power/weight     17.33 hp/t

• Ground clearance     0.44 m

• Fuel capacity     850 litres

• Operational range     780 km

• Speed     35 km/h