Equipment 120mm Mortar EI

• A very effective light artillery weapon which fires HE, smoke and illuminating ammunition. Capable of being carried manually over short distances and transported by animal pack, towed behind a jeep and para-dropped.
  
  

• Provided with base plate consisting of upper plate having a rotating socket and two housings for the clamping collar pivot axis.The lower part has 3 sets of ribs and spades which provide stability to the plate

Max.Muzzle velocity 
  -With HE M-44 bomb	                              :331 m/s
  -With PEPALP  bomb                                  :305 m/s
    
Rate of fire
  -With relaying the mortar for every round           :5 to 6 rds/min
  -Without relaying the mortar for every round        :8 to 10 rds/min
                                           
By lanyard firing
  -With relaying the mortar for every round           :3 to 4 rds/min
  -Without relaying the mortar for every round        :5 to 6 rds/min
  
Life                                                  :5000 rds(prov) 

Range 
                                   Pepa LP
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Charge     HE M-44   Without Rocket       With Rocket
                      Assistance          Assistance
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  0           1360 m      -                     - 
  1           2200 m      -                     -
  2           3050 m     2530 m                 -
  3           3850 m     3425 m                6150 m
  4           4750 m	 4175 m                7180 m
  5           5550 m     4800 m                7800 m
  6           6150 m     5370 m                8450 m
  7           6650 m     5900 m *      	       8950 m
                       *10000 with improved version	  	

Maximum service pressure
  -HE M-44 bomb				              :820 kg/sq.cm.
  -pepa LP bomb                                       :850 kg/sq.cm.

Maximum towing speed			              :50 km/hr.
                        
Length
   -Length of barrel with breech piece                :1750 mm
   -Total length of equipment IN TOW                  :2565 mm

Calibre of barrel                                     :120.15 mm

Maximum width of equipment                            :1585 mm
                                         
Weight
  -Total Weight of the equipment with sight & acc.    :421 kg
  -Total Weight of the equipment without sight & acc. :402 kg
  -Total Weight of the barrel (with breech piece)     :68 kg
  -Total Weight of the mount 			      :86 kg 
  -Total Weight of the base plate		      :80 kg
  -Total Weight of the carriage with wheels           :137 kg
  -Total Weight of the carriage without wheels        :93 kg  
  -Total Weight of the wheels                         :44 kg
  -Total Weight of the towing ring                    :8 kg
  -Total Weight of the base plate clamping collar     :6 kg
  -Total Weight of the travelling shield              :17 kg
  -Total Weight of the French Army sight(APX-l-811)   :3 kg     	   
  -Total Weight of the French Army sight without case :1.7 kg
  -Total Weight of the 1A Heavy mortar sight cased    :4.7 kg
   (IMR3OGA)
  -Total Weight of the 1A Heavy mortar without case   :205 kg
  -Total Weight of the accessories                    :16 kg

Elevation 
  -Elevation limits			              :45 to 85 degree
  -Elevation per turn of hand wheel                   :18 min. 20 sec.

Ground clearance in tow                               :260 mm  

Height
  -in tow                                             :1195 mm
  -For loading in unprepared position of base plate
     -At 45 degrees elevation                         :1460 mm
     -At 80 degrees elevation                         :1945 mm
  -For loading in prepared position of base plate
     -At 45 degrees elevation                         :1145 mm
     -At 80 degrees elevation                         :1675 mm 
                                 
Striker protusion                                     :Min - 1.9 mm
                                                      :Max - 2.5 mm
Recoil absorbing arrangement                          :Shock absorber

Traverse           
_____________________________________________________________________
Distance between top  Elevation       Top Traverse       Traverse per
face of breech and    (approx.)        (approx.)         turn of hand   
upper collar shock                                         wheel
absorber                                                  (approx.)
_____________________________________________________________________
     200 mm          55O 10'(min)        22O 55'              22'
                     85O(max)            31O 40'              30'
     400 mm          46O 35'(min)        18O 30'              18'
                     75O 10'(max)        24O 20'(max)         25'
                     42O 05'(min)        16O 45'(min)         17'
     500 mm          68O 10'(max)        22O 12'(max)         22'
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