Credit
Sardaka · CC BY-SA 4.0 · Resized · CC BY-SA 4.0 · Source ↗ · Modified
FORCETALLY
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At a glance
Measured figures
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]
Mil-171A2 · 2 × Klimov VK-2500PS-03 turboshaft engines each for takeoff
Single source2 × Klimov VK-2500PS-03 turboshaft engines, 1,800 kW (2,400 hp) each for takeoff[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
Configuration
| Specification | Bell 412 | Mil Mi-17 |
|---|---|---|
| Type | Multipurpose utility helicopter[source] | Utility , transport , armed capable helicopter[source] |
| National origin | United States / Canada[source] | Soviet Union / Russia[source] |
| Manufacturer | Bell Helicopter[source] | Kazan Helicopters[source] |
| Primary users | Japan Ground Self Defence Force See Operators for others[source] | Russia Approx. 60 other countries[source] |
| Number built | 1,300+[source] | Approx. 12,000 as of 2007[source] |
| Manufactured | 1979–present[source] | 1977–present[source] |
| Introduction date | 1981 ( 1981 )[source] | 1977 (Mi-8MT), 1981 (Mi-17)[source] |
| First flight | August 1979 ( 1979-08 )[source] | 1975[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] | 24 troops / 12 stretchers / 4,000 kg (8,818 lb) cargo internally / 5,000 kg (11,023 lb) externally slung.[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] | 354.7 m 2 (3,818 sq ft) * Blade section: NACA 23012[source] |
| Power/mass | 0.2663 hp/lb (0.4378 kW/kg)[source] | — |
| Designer | — | Mil Moscow Helicopter Plant[source] |
| Built by | — | Kazan Helicopter Plant Ulan-Ude Aviation Plant[source] |
| Status | — | In service[source] |
| Hardpoints | — | Some variants such as Mi-8AMTSh and Mi-171Sh have disposable stores on six hardpoints, including rockets such as S-8 and gun pods such as UPK-23-250 . Some variants such as Mi-171SH-HV and Mi-171SH-VN can be armed with anti-tank guided missiles such as Ataka and precision-guided munitions along with other armaments. Have one or two window-mounted machine guns such as the PK .[source] |
| Reported operators | — |
|