Boeing Vertol XCH-62

1st Flight Not Flown

(incomplete concept model)

The Boeing Vertol XCH-62 (Model 301) was a triple-turbine, heavy-lift helicopter project designed for the United States Army by Boeing Vertol.

Approved in 1971, one prototype reached 95% completion before it was cancelled in 1975.

The prototype was scrapped in 2005.

Specifications

Crew

5

Capacity

12 troops

Length

87 ft 3 in (26.59 m) (overall fuselage length)

Height

32 ft 3 in (9.83 m) (to top of pylon)

Empty weight

59,580 lb (27,025 kg)

Gross weight

118,000 lb (53,524 kg)

Powerplant

3 × Allison T701-AD-700 turbo shaft, 8,080 hp (6,030 kW) each

Main rotor diameter

2 × 92 ft 0 in (28.04 m)

Main rotor area

13,260 sq ft (1,232 m2)

Performance

Maximum speed

145 kn (167 mph, 269 km/h) with external load

Combat range

150 nmi (170 mi, 280 km)

Ferry range

1,500 nmi (1,700 mi, 2,800 km)

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