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155 mm Cannon gun M109

Category:

Armament

Product Code:

187

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Additional information

Hadid 155 mm 39 caliber barrel is of mono block construction with an interrupted screw breech mechanism. The riffling has a constant 1:20 twist and there are 48 grooves. High-strength alloy steel is used throughout the barrel construction and heat treatment and autofrettaging are employed to provide maximum barrel life.

Separate recoil and recuperator system are used in what is stated to be a variable length hydropneumatic independent design. It adopts a common chassis for its self-propelled artillery units. The Double-Baffle muzzle brake is flush with the forward edge of the hull, and the bore evacuator is located midway along the bore.

Specification

Model

HM 44

Caliber

155 mm

Length of barrel

39 cal. (6095 mm)

Max. range

with HE

22 km

With RAP and BB

30 km

Max. rate of fire

4 rds. /min

Nr. of Grooves

48

Elevation

-3˚C ~ +75˚C

Max. chamber pressure

3500 bar

Muzzle Brake

Double baffle

Overall weapon weight

2500 kg

Ammunition Type (NATO 155 mm AMMO)

HE

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