Credit
U.S. Army · Public domain · Resized · Public domain · Source ↗ · Modified
FORCETALLY
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At a glance
Measured figures
204B · Length
Single source41 ft 8 in (12.70 m)[source]
Bell 412EP · including rotors
Single sourceConfiguration
| Specification | Bell 204/205 | Bell 412 |
|---|---|---|
| Crew | 1 or 2[source] | one-two pilots[source] |
| Type | Multipurpose utility helicopter[source] | Multipurpose utility helicopter[source] |
| National origin | United States[source] | United States / Canada[source] |
| Manufacturer | Bell Helicopter[source] | Bell Helicopter[source] |
56 ft 1 in (17.09 m) including rotors[source]
204B · 1 × Lycoming T53-L-11A turboshaft engine, 1,100 shp (
Single source1 × Lycoming T53-L-11A turboshaft engine, 1,100 shp (820 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.
| Manufactured | 1956–1980s[source] | 1979–present[source] |
|---|
| Introduction date | 1959[source] | 1981 ( 1981 )[source] |
|---|
| First flight | 22 October 1956[source] | August 1979 ( 1979-08 )[source] |
|---|
| Developed from | Bell UH-1 Iroquois[source] | Bell 212[source] |
|---|
| Variants | Bell 212 Bell 214[source] | — |
|---|
| Capacity | 8-9 passengers / 3,000 lb (1,361 kg) equivalent cargo[source] | up to 13 passengers, maximum external load of almost 6,614 lb (3,000 kg)[source] |
|---|
| Main rotor area | 1,808 sq ft (168.0 m 2 )[source] | 1,662 sq ft (154.4 m 2 )[source] |
|---|
| Primary users | — | Japan Ground Self Defence Force See Operators for others[source] |
|---|
| Number built | — | 1,300+[source] |
|---|
| Variant | — | Bell CH-146 Griffon[source] |
|---|
| Fuselage length | — | 43 ft (13 m)[source] |
|---|
| Blade sections | — | root: Boeing VR-7; tip: Wortmann FX 71-H-080[source] |
|---|
| Power/mass | — | 0.2663 hp/lb (0.4378 kW/kg)[source] |
|---|