B-11 Russian 107mm Smoothbore Recoilless Gun
B-11
Tracked Armored Vehicles
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Basic Information
Name
B-11 Russian 107mm Smoothbore Recoilless Gun
Designation
B-11
Alternate Designation
Kurganets-25 APC
Equipment Type
Tracked Armored Vehicles
Manufacturer
KB Mashinostroyeniya (KBM)
Date of Introduction
1954
Description
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.
Ground Specifications
Crew
5
Troop Capacity
8
Mobility Type
Towed
Main Weapon
107mm smoothbore recoilless gun (107mm)
Max Speed
80.0 km/h
System
Alternative Designations
RG107
Crew
5 ea
Weight Firing
304.8 kg
Weight Travel
304.8 kg
Length Firing
3.54 m
Length Travel
3.56 m
Width Travel
1.45 m
Height Firing
1.19 m
Height Travel
0.9 m
Rifling
No
Feed
Breech load
Breech Mechanism Type
Interrupted Screw
Emplacement Time
1 min
Fire from Inside Building
No
Sights
Name
PBO-4 combination
Type
Optical, panoramic, iron
Sight Range Direct
1,800 m
Sight Range Indirect
6,650 m
Night Sights
Available
Armament
Caliber
107 mm
Rate of Fire
INA
Fire on Move
No
Elevation (min, max)
-10, +45 deg
Traverse
360 deg
Ammunition
BK-883
Caliber
107 mm
Type
HEAT
Max Aimed Range
1,400 m
Max Eff Range, Day
450 m
Max Eff Range, Night
INA
Penetration
INA
BK-883
Caliber
107 mm
Type
Frag HE
Max Aimed Range
1,300 m
Combat Load
0, 20 ready, stow
Fire Control
FCS Name
Text
Rangefinder
9S53 laser guidance
Infrared Searchlight
INA
OP4M-48A Direct Fire 5.5x
Type
Day Sight
Field of View
11 deg
Acquisition Range
4,000 m
1PN79
Type
Night Sight
Acquisition Range
3,500 m
Details
Country of Origin
Russia
Category
Recoilless Guns
Land > Infantry Weapons > Recoilless Guns
Filter Label
B
Sources
deagel.com: https://www.deagel.com/x/x/a003147
Classification
Domain
Ground
Equipment Status
Active
Dimensions
Length
3.54 m
Width
1.45 m
Height
0.9 m
Weight
304.8 kg
Related Equipment (1)
Variant of
Operators (17)
Russia
China
Germany
Poland
Iran
North Korea
Algeria
Angola
Bulgaria
Cambodia
Egypt
Ethiopia
Iraq
Nigeria
Romania
Somalia
Vietnam
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