M-1939 Mortar Technical Data

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Manufacturer:

Unknown at this time

Year Adopted:

1939

Operational Status:

Russia - No longer in service. Was in operational use from 1939 to 1943 or so.

Other Users: Finland and Germany used captured Soviet mortars during the Great patriotic War.  Some were later  exported to Chinese and Vietnamese communist forces.

Ammunition:

O-822 high explosive

Method of Operation:

Unknown at present

Crew:

2-3 man crew

Weight:

11.5 kilograms
25.3 pounds

Maximum Range:

807 meters at 45 degrees
129 meters at 75 degrees

Barrel Length:

78.8 centimeters
31 inches

Sights:

None

Rate of Fire:

30 rounds per minute

Muzzle velocity
     Maximum (vent closed):
     Minimum (vent opened):

 
95 meters/sec
65 meters/sec