FORCETALLY
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At a glance
Measured figures
206B Jetranger II · including rotors
Single source38 ft 9.5 in (11.824 m) including rotors[source]
Configuration
| Specification | Bell 206 | Bell 412 |
|---|---|---|
| Type | Multipurpose utility helicopter[source] | Multipurpose utility helicopter[source] |
| National origin | United States / Canada[source] | United States / Canada[source] |
| Manufacturer | Bell Helicopter[source] | Bell Helicopter[source] |
| Status | In service[source] | — |
| Number built |
Bell 412EP · including rotors
56 ft 1 in (17.09 m) including rotors[source]
Empty; 206B Jetranger II · Empty weight
Single sourceMaximum take-off; 206B Jetranger II · Max takeoff weight
Single source1,455 lb (660 kg)[source]
3,200 lb (1,451 kg)[source]
Empty; Bell 412EP · Empty weight
Single sourceMaximum take-off; Bell 412EP · Max takeoff weight
Single sourceCruise; 206B Jetranger II · at MTOW, 5,000 feet
Single sourceMaximum; 206B Jetranger II · at MTOW (sea level)
Single source122 kn (140 mph, 226 km/h) at MTOW (sea level)[source]
120 kn (140 mph, 220 km/h) at MTOW, 5,000 feet[source]
Cruise; Bell 412EP · Cruise speed
Single sourceMaximum; Bell 412EP · Maximum speed
Single source206B Jetranger II · 1 × Allison 250-C20 turboshaft engine
Single source1 × Allison 250-C20 turboshaft engine, 400 hp (298 kW)[source]
Bell 412EP · 1 × Pratt & Whitney Canada PT6T-3D Twin-Pac or PT6T-3DF Twin-Pac coupled turboshaft engine - each, 1,250 shp (
Single source1 × Pratt & Whitney Canada PT6T-3D Twin-Pac or PT6T-3DF Twin-Pac coupled turboshaft engine - each, 1,250 shp (930 kW)[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
7,300[source]
1,300+[source] |
| Manufactured | 1962–2017[source] | 1979–present[source] |
|---|
| Introduction date | 1967[source] | 1981 ( 1981 )[source] |
|---|
| First flight | December 8, 1962 (206) January 10, 1966 (206A)[source] | August 1979 ( 1979-08 )[source] |
|---|
| Developed from | Bell YOH-4[source] | Bell 212[source] |
|---|
| Variants | Bell OH-58 Kiowa Bell 407[source] | — |
|---|
| Developed into | Bell 400 TwinRanger[source] | — |
|---|
| Capacity | 4 passengers[source] | up to 13 passengers, maximum external load of almost 6,614 lb (3,000 kg)[source] |
|---|
| Fuselage length | 31 ft 2 in (9.50 m)[source] | 43 ft (13 m)[source] |
|---|
| Interior dimensions | 7 ft 2 in (2.18 m) length, by 4 ft 2 in (1.27 m) width, by 4 ft 3 in (1.30 m) height, plus 16 ft 3 (453 L) baggage compartment[source] | — |
|---|
| Main rotor area | 873 sq ft (81.1 m 2 )[source] | 1,662 sq ft (154.4 m 2 )[source] |
|---|
| Blade section | – NACA 0012 mod (11.3%)[source] | — |
|---|
| Maximum speed at 5,000 ft | 116 kn (133 mph; 215 km/h) at MTOW[source] | — |
|---|
| Disk loading | 4 lb/sq ft (20 kg/m 2 )[source] | — |
|---|
| Power/mass | 0.09 hp/lb (0.15 kW/kg)[source] | 0.2663 hp/lb (0.4378 kW/kg)[source] |
|---|
| Primary users | — | Japan Ground Self Defence Force See Operators for others[source] |
|---|
| Variant | — | Bell CH-146 Griffon[source] |
|---|
| Blade sections | — | root: Boeing VR-7; tip: Wortmann FX 71-H-080[source] |
|---|