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Military


Hawkeye 105mm Mobile Weapon System (MWS)

AM General
Weapon System Hawkeye Howitzer, Light, Modular, M20 Cannon
Caliber 105mm (4.13 in)
Length 134.75 in. (3.42 m)
Width 38.68 in. (.98 m)
Height 45.57 in. (1.16 m)
M20 Cannon w/Breech 1145 lb.
Cradle/Recoil Mechanism 605 lb.
Total Tipping Parts 1750 lb.
Top Carriage Group 720 lb.
Total w/o Fire Control 2470 lb.
M187A1 Telescope Mount 45 lb.
M137A2 Panoramic Telescope 24 lb.
MG9000 Digital Fire Control System 13 lb.
Total w/Optical Fire Control 2539 lb.
Total w/MG9000 Digital Fire Control 2550 lb.
Crew Requirements 4 personnel (Extreme Conditions: 2 personnel)
Cannon: 105mm, M20
Projectile travel 110 in.
Caliber 33
No. of grooves 36
Muzzle brake None (Optional Diffuser if Requested – 80 lb. Additional)
Breech block Vertical Sliding Block
Recoil Mechanism Hydro-pneumatic, soft recoil
Carriage Aluminum Alloy
Traverse limits 180 degrees (3200 mils)
– Possible 360 if Required
Elevating limits -5 to +72 degrees
(-89 to 1173 mils)
Temperature Range
Lower Limit -40°F (-40°C)
Upper Limit +125°F (+52°C)
Fire Control - Optical
  • Panaromic Telescope –
  • M137A2 – Seiler Instruments Telescope Mount
  • M187A1 – Seiler Instruments
    • Fire Control - Digital
  • (MG 9000) - Digital Pointing and Aiming System Inertial Navigation System (INS)
  • Model LN-270 - Northrop Grumman Muzzle Velocity Radar System (MVRS)
  • Model MVR-700C – Weibel Scientific Direct Fire Camera System
  • Model DFS-02 - Sekai Electronics, Inc.
  • GPS Antenna – Model S67-1575-76 - Sensor Systems Inc. Gunner’s Display Unit (GDU)
  • Model DK10 – Mandus
  • American Reliance, Inc. (AMREL)
    • Equivalent Full Charge (EFC)6,500 rounds
    M20 105mm Ammunition Compatibility
  • M1 High Explosive Round
  • M314 Illumination Round
  • M60/M60A2 Smoke Cartridge
  • M913 RAP Round
  • M760 High Explosive Round
  • M1130A1 High Explosive Performed Fragmented Round
  • All NATO standard cartridges and fuzes
  • M20 Cannon Specifications
    		•
    Rate of Fire
  • Maximum: 8 rounds per minute for 3 minutes
  • Sustained: 3 rounds per minute
    • Maximum Firing Range
  • Charge 7: 7.2 miles (11.6 Km)
  • RAP: 12.2 miles (19.5 Km)
    • Designated Prime MoverM1152A1w/B2 HMMWV




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