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German Balkenkreuz

Germany's Gepanzerter Selbstfahrlafette für Sturmgeschütz 7.5 cm Sturmkanone 40 Ausf F; Sturmgeschütz III Ausf F; StuG 40 Ausf F; Sturmgeschütz 40 Ausführung F; 7.5cm Sturmgeschütz 40, Ausf F; SdKfz 142/1

Design

Adolf Hitler had ordered the StuG III Ausf F to be developed so that the German Wehrmacht would retain superiority over the Soviet KV-1s and T-34s.6

Chassis

The chassis was similar to the StuG III Ausf E.1

Superstructure

An additional exhaust fan was installed in the roof to remove gun fumes.1,6 Early in production the superstructure was modified to improve protection.

The mantlet was changed to make room for the larger recoil of the 7.5 cm gun.6

Main Armament

Was introduced in early 1942 with the 7.5cm StuK 40 L/43.1 The 75 mm gun fired a 15 lb HE with a muzzle velocity of 2,461'/sec to a range of 7,767 yards.3

Usually had rounded muzzle brake.4

Production

Production started in March 1942 and in June 1942, 182 had Zusatz Panzerung (additional armor) added. 31 had the L/48 gun installed.

  • StuG III Ausf F:
    • Manufacturer: Daimler-Benz3

Usage

It was primarily issued as replacements. Was issued to the newly formed F Skl Kp 312, 313, and 314 (Remote Controlled Demolition Units) and to the Sturmgeschütz units of the Herman Göring Division.

Specifications

  StuG III Ausf F,
StuG 40 Ausf F
Crew 41,2,3,6
Radio FuG152, FuG162
Physical Characteristics  
Weight 47,960 lb6
21,800 kg6
21.6 tons1,2,5, 25.6 tons3
Length 18'3, 19' 2"6
6.31 m2,6
Height 6' 7"6, 7.1'3
2.15 m2,6
Width 8' 11"6, 9.7'3
2.92 m2,6
Width over tracks  
Ground clearance 15.75"3
Ground contact length  
Ground pressure 14.5 psi3
Armament (mm)  
Main 75 mm StuK 40 L/431,2,4,5
OR 1: 75 mm StuK 40 L/482,3,6
Secondary  
MG 7.92 mm MG342,6
Side arms  
Quantity  
Main 442, 543
Secondary  
MG 6002
Side arms  
Armor Thickness (mm) 11 - 506
Front: 2"+1.2"3
Side: 1.2"3
Hull Front, Upper 50 or 50+30@10°2
Mantlet: 50@0°2
Hull Front, Lower 50 or 50+30@21°2
Hull Sides, Upper 30@10°2
Mantlet: 30@17°2
Hull Sides, Lower 30@0°2
Hull Rear 30@30°2 & 30@30° + 10°2
Hull Top 11@78° to 90°2 & 17@85°2
Mantlet: 30@90°2
Hull Bottom 16@90°2
Superstructure Front  
Superstructure Sides  
Superstructure Rear  
Superstructure Top  
Engine (Make / Model) Maybach HL 120 TRM2,3,6
Bore / stroke 4 cycles3
Cooling Water3
Cylinders V-123
Capacity  
Net HP 300@3,000 rpm3
Power to weight ratio  
Compression ratio 6.5:13
Transmission (Type) Synchromesh3
6 forward, 1 reverse2,3
Steering Clutch brake3
Steering ratio  
Starter Hand inertia and electric3
Electrical system Starting: 24-volt3
Normal: 12-volt3
Ignition Magento3
Fuel (Type)  
Octane  
Quantity 82 gallon3
Road consumption 1.7 mpg3
Cross country consumption 0.7 mpg3
Performance  
Traverse 10° left, 10° right, hand.2, 20°3
Speed - Road 25 mph3,6
40 kph2,6
Speed - Cross Country 15 mph3
Range - Road 92 miles6, 96 miles3
140 km2,6
Range - Cross Country 59 miles3
Turning radius  
Elevation limits -6° to +17°3, -6° to +20°2
Fording depth 2' 8"6, 2' 11.4"3
0.8 m6
Trench crossing 7.6'3, 8' 6"6
2.59 m6
Vertical obstacle 2'6, 2' 11.6"3
0.6 m6
Climbing ability 30° (57%) slope3
Suspension (Type) Torsion bars3
Wheels each side 63
Return rollers each side 33
Tracks (Type) Dry pin3
Length  
Width  
Width of link  
Diameter  
Number of links 923
Pitch 4.7"3
Tire tread  
Track centers/tread  

Sources:

  1. Profile, AFV Weapons #55, German Self-Propelled Weapons, Peter Chamberlain, H. L. Doyle, 1973
  2. Encyclopedia of German Tanks of World War Two, Peter Chamberlain and Hilary Doyle, 1999
  3. Tank Data, Aberdeen Proving Grounds Series, 1968?
  4. Sturmgeschütz 40 (L/43 & L/48) The Long Gun Versions, Horst Scheibert, 1991
  5. German Tanks of World War II, Dr. S. Hart & Dr. R. Hart, 1998
  6. Armored Fighting Vehicles, 300 of the World's Greatest Military Vehicles, Philip Trewhitt, 1999
20th Century American Military History Crucial Site