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M121 120mm Mortar System

The M121 Mortar System is based on the Israeli Soltam K6 120mm mortar. It is the same weapon as the M120 Towed Heavy Field Mortar, the M121 designation indicates the vehicle mounted variant.
M121 120mm Mortar System Copyright © Staff Sgt. Grady Jones, U.S. Army


Manufacturer: General Dynamics Ordnance and Tactical Systems


5 Operating Crew


Overall length: 175.26 centimeters 69 inches
Overall weight (in firing position): 149.69 kilograms 330 pounds
Overall weight (with trailer): 324.77 kilograms 716 pounds
Caliber: 120 millimeters 4.72 inches
Minimum range: 200 meters 656.17 feet
Maximum range: 7 200 meters 4.47 miles
Elevation range (high range): 1 020-1 510 mils
Elevation range (low range): 750-1 110 mils
Traversing range: 316 mils max right or left
Rate of fire (sustained): 4 rounds per minute
Rate of fire (maximum): 16 rounds per minute (first minute only)


1991 - Date deployed