Tortoise Heavy Tank
| GENERAL DATA | |||
| Other Designation(s) | A39 |
||
| Type | Heavy Assault Tank |
Radio Equipment | ? |
| Manufacturer(s) | Nuffield Mechanization
& Aero |
||
| Crew | 7 (Commander, driver, co-driver, gunner, machine gunner, loader (2)) |
||
| Production Quantity | 6 prototypes |
Production Period | 1944-1947 |
| DIMENSIONS | |||
| Combat weight | 79252 kg |
Ground pressure | ? kg kg/cm² |
| Length /hull | 7.24 m |
Length w/Gun | 10.06 m |
| Barrel Overhang | 2.82 m |
Height | 3.05 m |
| Width | 3.91 m |
Ground clearance | 0.45 m |
| ARMAMENT | |||
| Primary Armament | 94 mm (32 pdr.) OQF Mk.I (1) |
Ammunition Carried | 60 |
| Traverse | 20° left, 20° right |
Elevation | ? |
| Traverse speed (360°) | ? |
Sight | ? |
| Secondary Armament | 3 x 7.92 mm Besa MG (2) |
Ammunition Carried | 7500 |
| Location | 1: Front hull - 2: AA on commander's
cupola (2), bow |
||
| ARMOR | ||||
| Assembly | Welding
|
|||
| Armor Detail | Front |
Side |
Rear |
Top/Bottom |
| Hull | 225 mm |
112 mm / 90° (hull) 101 mm / 90° (skirts) |
101 mm / 42° |
35 mm / 0° |
| Superstructure | 279 mm /
75° |
152 mm /
85° |
152 mm /
85° |
50 mm /
0° |
| Mantlet | 96 mm / 90° |
- |
- |
- |
| AUTOMOTIVE | |||
| Engine | Rolls Royce Meteor |
Type & Displacement | V12, 26 L |
| Horsepower (maximum) | 650 hp at 2500 rpm |
Power/Weight Ratio | 8.2 hp / ton |
| Gearbox | 6 forward, 2 reverse |
Fuel Capacity | 636 L Gasoline |
| SUSPENSION | |||
| Type | torsion bar |
Road wheels | 8, 2 double-road wheels/bogie |
| Track return rollers | 4/bogie |
Sprocket-Wheels | Rear, double |
| Idler Sprockets | Front, double |
Shock absorbers | - |
| Track Type | Center guide, steel | ||
| Width | 914.40 mm |
Pitch | ? mm |
| Links(shoes) | ? |
Track ground contact | ? m |
| PERFORMANCES | |||
| Maximum Speed | 19 km/h on road, 6 km/h off road |
Range | 73-140 km on road, 41 km off road
|
| Mileage | ? L/100 km on road |
Maximum grade | 30° (from horizontal) |
| Trench crossing | 2.44 m |
Vertical obstacles | 0.91 m |
| Maximum fording depth | ? m |
Minimum turning diameter | ? m |
| Sources | |||
| OnWar.com | TNT Hors-Série n°6 | - |
|
Drawings |
File |
/UK/Models/6-SPG/Tortoise/Bt-off.jpg)
