B-11 recoilless rifle


The B-11 recoilless rifle is a Soviet 107 mm smoothbore recoilless gun. It entered service in 1954, and was typically towed by a 6x6 ZIL-157 truck or a UAZ 4x4 truck.
Designed by KB Mashinostroyeniya, Kolomna.
It is fitted using a PBO-4 sight which has a 5.5x zoom direct fire sight and a 2.5x zoom sight for indirect fire.

Specifications

Projectile 7.51 kg.
Complete round 12.5 kg.
Warhead 1.06 kg of RDX/Aluminium.
GK-2 PIBD fuze.
Range: 450 m 1,400 m .
Penetration 381 mm.
Muzzle velocity
Projectile 8.5 kg.
Complete round 13.5 kg.
Warhead 2.088 kg Amatol 80/20.
GK-2 PIBD fuze.
Muzzle velocity: 375 m/s .
Range: 1,300 m 6,650 m

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