Products - Ordnance - Mortor Bombs

81 MM HE M 57 D A-2

These bombs are produced for use with Hotchkiss Brandt
mortars, of the following types:

  • MO-81-61C Short barrel
  • MO-81-61L Long barrel

The bomb is used against personnel and light material providing
both fragmentation & blast effect.

Specifications:

COMPLETE ROUND
Weight with fuze      3.2 kg 
Explosives TNT (681 gm)
Length with fuze     382 mm

PROJECTILE
Body material  Forged steel
Color Olive drab or deep bronze green   
Fuze V19PA-A2
(Detonating direct action type with optional delay of 0.05 sec.)

OTHER COMPONENTS
Primary cartridge
Double base propellant GBPa 0.15x1x1 in rolled paper tubes
weighing 8.2 gm. (Type Z 58C)
Augmenting charge 7 horseshoe charges containing double base prop. GB Pa
0.25x2.5x2.5 each weighing 10.50 gm.
Tail unit   10 Aluminium alloy fins

PERFORMANCE
Velocity   291/metres / sec
Accuracy:  
  Longitudinal PE   32 metres   
  Lateral PE    7.5 metres
  Pressure :           
  Short barrel    510 kg/sq.cm(av)
  Long barrel    570 kg/sq.cm(av)
  Range:  
  Short barrel    100 - 4,140 meter
  Long barrel  100 - 4,550 meter
 
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