| GENERAL DATA | |||
|---|---|---|---|
| Formal Designation | Infantry Tank Mk. IV, Churchill I (A22) | ||
| Manufacturer(s) | Vauxhall, BRCW, Beyer-Peacock, Broom & Wade, Dennis Bros., GRCW, Harland & Wolff, Leyland, Metro-Cammell, Newton Chambers | ||
| Production Quantity | 303 | Production Period | 1941 |
| Type | Infantry/Heavy Tank | Crew | 5 |
| Length (m) | 7.44 | Barrel Overhang (m) | 0 |
| Width (m) | 3.25 | Height (m) | 2.49 |
| Combat Weight (kg) | 38000 | Radio Equipment | No. 19 |
| FIREPOWER | |||
|---|---|---|---|
| Primary Armament |
Turret 40mm ROQF 2-pdr Mk. IX-XA L/50 Hull 76.2mm 3-inch Howitzer Mk. I |
Ammunition Carried | 150 58 |
| Traverse (degrees) | Electric (360°) | Elevation (degrees) | -15° to +20° |
| Traverse speed (360°) | n.a. | Sight | n.a. |
| Secondary Armament |
7.92mm Besa (coaxial) .303 Bren MG (AA) 2-inch Bomb thrower |
Ammunition Carried | 4950 600 25 (smoke) |
| MOBILITY CHARACTERISTICS | |||
|---|---|---|---|
| Engine Make & Model | Bedford Twin-Six | Track Links | 70/track |
| Type & Displacement | HO12, 21.2 liters | Track Width | 55.9cm |
| Horsepower (max.) | 325hp @2200rpm | Track Ground Contact | 381cm |
| Power/Weight Ratio | 9.2 hp/t | Ground Pressure | 13.1 psi |
| Gearbox | 5*/4 forward, 1 reverse | Ground Clearance (m) | 0.51 |
| Fuel | Gasoline (Petrol) | Turning Radius (m) | Skid. |
| Range on road (km) | 203 + 44 | Gradient (degrees) | 34° |
| Mileage (L/100km) | 336 | Vertical Obstacle (m) | 1.22 |
| Fuel Capacity (liters) | 682 + 148 auxiliary | Fording (m) | 0.91 |
| Speed on/off road | 27 km/h | Trench Crossing (m) | 3.66 |
| ARMOR PROTECTION | ||||
|---|---|---|---|---|
| Armor Detail | Front | Side | Rear | Top/Bottom |
| Hull | 89mm @90°(nose) | 76mm @90° | n.a. | 19mm @0° |
| Superstructure | 38mm @20°(glacis) | - | 64mm @90°(upper) | 15-19mm @0° |
| 101mm @90°(driver) | ||||
| Turret | 89mm @90° | 89mm @90° | 89mm @90° | 15-19mm @0° |
| Mantlet | n.a. | - | - | - |
| TECHNICAL DRAWINGS AND OTHER IMAGES |
|---|
Infantry Tank Mk. IV, Churchill Mk. I by A.J. Gooch
|
| REFERENCES |
|---|
| BP19, TChT |
Copyright © 2018 Ralph Zuljan