Sturmpanzer IV Brummbär
| GENERAL DATA | |||
| Other Designation(s) | Sturmpanzer IV
Brummbär (Sd.Kfz.166), Sturmgeschütz IV mit 15cm StuH43
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| Type | Assault Gun |
Radio Equipment | FuG 5 + FuG 2 |
| Manufacturer(s) | Deutsche Eisenwerke
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| Crew | 5 |
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| Production Quantity | 298 + 8 converted from Pz.Kpfw IV |
Production Period | April 1943 - March 1945 |
| DIMENSIONS | |||
| Combat weight | 28200 kg, 26200 kg (*) |
Ground pressure | 0.98 kg/cm² |
| Length w/Gun | 5.93 m |
Length /hull | 5.93 m |
| Barrel Overhang | 0 m |
Height | 2.52 m |
| Width | 2.88 m |
Ground clearance | 0.40 m |
(*) late models based on Pz.Kpfw IV Ausf.J
| ARMAMENT | |||
| Primary Armament | 150 mm StuH 43 L/12 (1) |
Ammunition Carried | 38 |
| Traverse | 10° left & 10° right (manual) |
Elevation | +30° to -5° (/manual) |
| Traverse speed (360°) | ? |
Sight | SflZF |
| Secondary Armament | 1-2 x 7.92 mm MG 34 (2) |
Ammunition Carried | 600 |
| Location | 1: Superstructure - 2: loose, bow
(ball mount) * |
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(*) on late models
| ARMOR | ||||
| Assembly | Welding & bolting
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| Armor Detail | Front |
Side |
Rear |
Top/Bottom |
| Lower hull | 80 mm / 78° |
30 mm / 90° |
20 mm / 80° |
10 mm / 0° |
| Superstructure | 100 mm /
50 ° |
50 mm /
75° |
30 mm /
65-90° |
20 mm /
7° (superstructure) 10 mm / 0° (engine) |
| AUTOMOTIVE | |||
| Engine | Maybach HL 120TRM or HL 120TRM 112
|
Type & Displacement | V12, 10.9L |
| Horsepower (maximum) | 300 hp at 3000 rpm or 272 hp at 2700 rpm |
Power/Weight Ratio | 10.6 hp/t or 9.6 hp/t |
| Gearbox | ZF SSG 76 6 forward, 1 reverse |
Steering | Krupp-Wilson: clutch-brake, steering wheel and levers |
| Brakes | Mechanical, disc |
Fuel Capacity | 430 L Gasoline (Petrol) |
| SUSPENSION | |||
| Type | Leaf spring |
Road wheels | 8 wheels, 2 dual/bogie, rubber edgings
or steel edgings (late models) |
| Track return rollers | 4 doubles |
Sprocket-Wheels | Front, 19 tooth |
| Idler Sprockets | Rear, double, adjustable |
Shock absorbers | - |
| Track Type | Kgs 61/400/120: Dual center guide, single pin, /steel | ||
| Width | 400 mm |
Pitch | 120 mm |
| Links(shoes) | 99 |
Track ground contact | 3.52 m |
| PERFORMANCES | |||
| Maximum Speed | 38 km/h on road - 24 km/h off road |
Range | 210 km on road - 130 km off road |
| Mileage | 224 L/100 km on road |
Maximum grade | 30° (from horizontal) |
| Trench crossing | 2.02 m |
Vertical obstacles | 0.60 m |
| Maximum fording depth | 0.95 m |
Minimum turning diameter | 5.92 m |
| Sources | |||
| Vehicles.com | TNT HS n°1, 2, 4, 7, 8, 11, 12 | AFV Data Base (lost) |
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Drawings |
File |
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