The B-11 recoilless rifle (It is also known as RG107) 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 (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
- Crew: 5
- Calibre: 107 mm (4.21 in)
- Weight: 304.8 kg (672 lb)
- 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
- BK-883 - HEAT.
Projectile 7.51 kg (16.5 lb).
Complete round 12.5 kg (27.5 lb).
Warhead 1.06 kg (2.3 lb) of RDX/Aluminium.
GK-2 PIBD fuze.
Range: 450 m (490 yd) (effective) 1,400 m (1,530 yd) (max).
Penetration 381 mm (15 in).
Muzzle velocity - O-883A - FRAG-HE.
Projectile 8.5 kg (19 lb).
Complete round 13.5 kg (30 lb).
Warhead 2.088 kg (4.6 lb) Amatol 80/20.
GK-2 PIBD fuze.
Muzzle velocity: 375 m/s (1,230 ft/s).
Range: 1,300 m (1,420 yd) (direct) 6,650 m (7,270 yd) (indirect)
Users
Current users
- Algeria: 60 as of 2016
- Angola
- Cambodia
- Ethiopia
- Iran
- Laos
- North Korea
- Syria
- Vietnam
Former users
- Soviet Union
- Bulgaria
- China
- East Germany
- Egypt
- Indonesia
- Iraq
- Nigeria: some used during Biafran War
- North Vietnam
- Poland
- Somalia
- Romania
See also
- B-10 recoilless rifle
References
- International Institute for Strategic Studies (February 2016). The Military Balance 2016. Vol. 116. Routlegde. ISBN 9781857438352.
External links
- https://web.archive.org/web/20110911042921/http://www.bratishka.ru/archiv/2004/7/2004_7_8.php (in Russian)



![]()