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United States' T92 Howitzer Motor Carriage

Photos

T92 Howitzer Motor Carriage:
United States' T92 Howitzer Motor Carriage
Aberdeen Tank Museum

Design

The 240 mm gun could fire a 356 lb shell at a range of 25,225 yards.2

Production

  • T92: 53

Specifications

  T92
Crew Commander, driver, co-driver, gun crew (5).1
81,2
Physical Characteristics  
Weight 127,500 lb2, 137,500 lb1
63.75 tons2
Length 28'1,2
Height 10.5'2, 10' 8"1
Width 11'1, 11.1'2
Width over tracks  
Ground clearance 20"2
Ground contact length 178"2
Ground pressure 12 psi2, 15.5 psi2
Turret ring diameter  
Armament  
Main 240 mm Howitzer M11,2
T30 mount2
Secondary  
MG  
Side arms .30 cal carbines2
Quantity  
Main 02, 61
Secondary  
MG  
Side arms 9002
Armor Thickness (mm) 131, 251
Front: 1"2
Side: 0.5"-1"2
Superstructure: 0.5"2
Hull Front, Upper  
Hull Front, Lower  
Hull Sides, Upper  
Hull Sides, Lower  
Hull Rear  
Hull Top  
Hull Bottom  
Superstructure Front  
Superstructure Sides  
Superstructure Rear  
Superstructure Top  
Engine (Make / Model) Ford GAF1
Ford GAF-C2
Bore / stroke  
Cooling Water2
Cylinders V-82
Capacity  
Net HP 500@2,600 rpm2
Power to weight ratio 8 hp/ton2
Compression ratio  
Transmission (Type) Torqmatic, torque converter2
3 forwared, 1 reverse2
Steering Controlled differential2, M26 components2
Steering ratio  
Starter Electric2
Electrical system  
Ignition Magneto2
Fuel (Type) Gasoline2
Octane 802
Quantity  
Road consumption  
Cross country consumption  
Performance  
Traverse 12° left and 12° right1,2
Speed - Road 15 mph1, 20 mph2
Speed - Cross Country  
Range - Road 50 miles2, 50-80 miles1
Range - Cross Country  
Turning radius  
Elevation limits 0° to + 65°1,2
Fording depth 4' 7"1
Trench crossing 7'1
Vertical obstacle 3' 10"1
Climbing ability 31° (60%) slope2
Suspension (Type) Torsion Bar.1
Wheels each side  
Return rollers each side  
Tracks (Type) Double pin, rubber block2
Length  
Width 23"1,2
Diameter  
Number of links 942
Pitch 6"2
Tire tread  
Track centers/tread 9.2'2, 9' 2"1

Sources:

  1. British and American Tanks of World War Two, The Complete Illustrated History of British, American, and Commonwealth Tanks 1933-1945, Peter Chamberlain and Chris Ellis, 1969
  2. Tank Data, Aberdeen Proving Grounds Series, 1968?
  3. Profile AFV Weapons #32 The M6 Heavy and M26 Pershing, Robert J. Icks, Colonel AUS-Retired, 1971
20th Century American Military History Crucial Site