B-11 recoilless rifle

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B-11 recoilless rifle in Batey ha-Osef Museum, Israel.

The B-11 recoilless rifle (It is also known as RG107) is a Soviet 107 mm smoothbore recoilless rifle. It entered service in 1954, and was typically towed by a 6x6 ZIL-157 truck or a UAZ 4x4 truck.

Designed by KBM, 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[edit]

B-11 recoilless rifle in Batey ha-Osef Museum, Israel.
  • Crew: 5
  • Calibre: 107 mm (4.21 in)
  • Weight: 304.8 kg (672 lbs)
  • Length: 3.56 m (11.67 ft) (travel position).
  • Barrel length: 3.383 m (11 ft)
  • Height: 1.19 m (3.90 ft) (firing position). 0.9 m (3 ft) (travel).
  • Traverse: 35 degrees in each direction
  • Elevation: -10/+45
  • Rate of fire: 6 rounds per minute

Ammunition[edit]

A cutaway BK-883 HEAT round.
  • BK-883 - HEAT.
    Projectile 7.51 kg (16.5 lbs).
    Complete round 12.5 kg (27.5 lbs).
    Warhead 1.06 kg (2.3 lbs) of RDX/Aluminium.
    GK-2 PIBD fuze.
    Range: 450 m (494 yds) (effective) 1,400 m (1,531 yds) (max).
    Penetration 381 mm (15 in).
    Muzzle velocity
  • O-883A - FRAG-HE.
    Projectile 8.5 kg (19 lbs).
    Complete round 13.5 kg (30 lbs).
    Warhead 2.088 kg (4.6 lbs) Amatol 80/20.
    GK-2 PIBD fuze.
    Muzzle velocity: 375 m/s (1,230 fp/s).
    Range: 1,300 m (1,421 yds) (direct) 6,650 m (7,272 yds) (indirect)

Users[edit]

The weapon was used by Bulgaria, Cambodia, China, East Germany, Egypt, Iraq, North Korea, North Vietnam and Poland.

See also[edit]

References[edit]

  • Artillery of the World, Christopher F. Foss

External links[edit]