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United States' 155 mm Gun M1917 and 1918M1; 155 mm Gun M3

The 155 mm M1917 was a copy of a French design.2 The 155 mm was mondernized and became the 155 mm Gun M3.3

Ammunition

The M1918 could use HE, AP, WP, and chemical smoke.3

Carriage

The M3 Gun had a two wheel split trail with limber.3 The M3 could be fired from the wheels.3 It took a crew 1 hour to emplace the gun.3 If a recoil pit had to be dug it took around 6 hours to emplace the M3.3

  155 mm Gun M19171,2 and 1918M11 155 mm Gun M33
Caliber 6.1"2  
Length   31' 10"3
Width   8' 10"3
Height   6' 2 3/8"3
Length of gun 19' 6"2  
Length of bore    
Rifling    
Length of rifling    
Weight traveling    
Towing speed   20 mph3
Weight in action 25,550 lb1, 25,905 lb2
11,600 kg1
25,905 lb3
Elevation 35°2 +35° to 0°3
Traverse 60°2 30°3
Muzzle Velocity 2,410'/sec2  
Rate of fire   1 rpm3
Range of shell 20,100 yards1,2
18,390 m1
20,000 yards3
Shell weight 94.7 lb1, 95 lb2
43 kg1
95 - 100 lb3
Armor penetration    
Breech mechanism    

Sources:

  1. US Army Handbook 1939-1945, George Forty, 1995
  2. Allied Artillery of World War Two, Ian V. Hogg, 1998
  3. Standard Guide to U.S. World War II Tanks & Artillery, Konrad F. Schreier Jr., 1994
20th Century American Military History Crucial Site