AH-1Z Viper |
versus |
Type 87 SPAAG |
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Attack helicopter |
Type |
Self-propelled anti-aircraft gun |
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30 September 2010 - present |
Service Period and Status |
1987-present |
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Designer |
Mitsubishi Heavy Industries, Japan Steel Works |
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Unit cost:
US$27 million
US$31 million (new built) |
Program & Unit Cost |
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2000–present |
Production Period |
1987 |
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Bell AH-1 SuperCobra |
Related Projects |
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8 December 2000 |
First Flight |
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Empty weight:
12,300 lb / 5,580 kg
Useful load:
5,764 lb / 2,620 kg
Max. takeoff weight:
18,500 lb / 8,390 kg |
Mass / Weight / Displacement |
44 t |
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58 ft 3 in / 17.8 m |
Length |
6.7 m / 22 ft 0 in (hull) |
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Width / Beam |
3.2 m / 10 ft 6 in |
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14 ft 4 in / 4.37 m |
Height |
4.10 m / 13 ft 5 in with radar erected |
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2: pilot, co-pilot/gunner (CPG) |
Crew |
3 |
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6,661 lb / 3,021 kg |
Payload |
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2 × General Electric T700-GE-401C turboshaft, 1,800 shp (1,340 kW) each |
Powerplant |
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4 blades on main rotor, 4 blades on tail rotor |
Rotor Systems |
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48 ft / 14.6 m |
Rotor Diameter |
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1,808 ft² / 168.0 m² |
Disc Area |
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Never exceed speed:
222 knots / 255 mph / 411 km/h in a dive
Cruise speed:
160 kt / 184 mph / 296 km/h |
Speed |
53 km/h / 33 mph |
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Range:
370 nmi / 426 mi / 685 km
Combat radius:
125 nmi / 144 mi / 231 km with 2,500 lb (1,130 kg) payload |
Operational Range |
300 km / 190 mi |
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20,000+ ft / 6,000+ m |
Service Ceiling |
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2,790 ft/min / 14.2 m/s |
Rate of Climb |
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Power-to-Weight Ratio |
17 hp/ton |
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Armament |
Main armament:
2 × Oerlikon 35 mm KDA autocannon
Secondary armament:
2 × 3 smoke grenade dischargers |
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Engine |
750 hp (560 kW) Mitsubishi 10ZF Type 22 10-cylinder air-cooled diesel engine |
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Suspension |
Hydro-pneumatic |
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