Credit
Sardaka · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
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At a glance
Measured figures
Bell 412EP · including rotors
Single source56 ft 1 in (17.09 m) including rotors[source]
Mi-14PL · Length
Single sourceConfiguration
| Specification | Bell 412 | Mil Mi-14 |
|---|---|---|
| Type | Multipurpose utility helicopter[source] | Anti-submarine helicopter[source] |
| National origin | United States / Canada[source] | Soviet Union[source] |
| Manufacturer | Bell Helicopter[source] | Mil Moscow Helicopter Plant[source] |
| Primary users | Japan Ground Self Defence Force See Operators for others[source] | Soviet Navy Russian Navy Ukrainian Navy Polish Navy |
18.38 m (60 ft 4 in)[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]
Mi-14PL · 2 × Klimov TV3-117MT turboshaft engines each
Single source2 × Klimov TV3-117MT turboshaft engines, 1,454 kW (1,950 hp) each[source]
Bell 412EP · 1,350 ft/min (
Single source1,350 ft/min (6.9 m/s)[source]
Mi-14PL · with maximum fuel
Single source4 hours with maximum fuel[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| Number built | 1,300+[source] | 273[source] |
|---|
| Manufactured | 1979–present[source] | 1969-1986[source] |
|---|
| Introduction date | 1981 ( 1981 )[source] | 1976[source] |
|---|
| First flight | August 1979 ( 1979-08 )[source] | 1 August 1967[source] |
|---|
| Developed from | Bell 212[source] | Mil Mi-8[source] |
|---|
| Variant | Bell CH-146 Griffon[source] | — |
|---|
| Capacity | up to 13 passengers, maximum external load of almost 6,614 lb (3,000 kg)[source] | — |
|---|
| Fuselage length | 43 ft (13 m)[source] | — |
|---|
| Blade sections | root: Boeing VR-7; tip: Wortmann FX 71-H-080[source] | — |
|---|
| Main rotor area | 1,662 sq ft (154.4 m 2 )[source] | 356 m 2 (3,830 sq ft)[source] |
|---|
| Power/mass | 0.2663 hp/lb (0.4378 kW/kg)[source] | — |
|---|
| Status | — | In service[source] |
|---|
| Blade section | — | NACA 23012[source] |
|---|