Vertipedia - Boeing CH-47D

Out of production. First delivery 1982.

Overview

Data on design, manufacture and status

Design authority: The Boeing Company

Primary manufacturer: The Boeing Company

Parent type: Boeing Model 234/H-47 Chinook

Aircraft status: Operational

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 2 in Tandem (Fore/aft) configuration

Crew required: 2 in Side-by-side arrangement

Landing gear: Wheels (non-retractable)

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

Layout and Dimensions

Weights and Performance

Engine Details

Primary Lift Device

Overall Dimensions
Overall Height:	5.78 m	19.0 ft
Overall Length:	30.18 m	99.0 ft
Overall Width:	18.29 m	60.0 ft

Airframe Dimensions
Airframe Length:	15.90 m	52.2 ft
Airframe Width:	3.78 m	12.4 ft
Airframe Height:	5.77 m	18.9 ft

Landing Gear Dimensions
Landing Gear Base:	6.85 m	22.5 ft
Landing Gear Track:

Cabin Dimensions
Cabin Internal Height:
Cabin Internal Length:
Cabin Internal Width:

Weights
Max Gross Weight (ground):	22,680 kg	50,000 lb
Max Gross Weight (airborne):
Max Take-off Weight:	22,680 kg	50,000 lb
Empty Weight:	10,614 kg	23,400 lb
Useful Load:	12,066 kg	26,601 lb
Empty Weight Fraction:	0.468

Climb Performance
Max Rate of Climb:	16 m/s	3,130 fpm

Hover Performance
Hover Ceiling IGE:
Hover Ceiling OGE:	5,163 m	16,940 ft

Limitations
Max Level Flight Speed:	295 km/h	159 kts
Never Exceed Speed:
Service Ceiling:	4,572 m	15,000 ft

Range and Endurance
Max Range:	556 km	300 nm
Max Endurance:	3 hrs

Provided powerplant data is for uninstalled, sea level, static operations.

Powerplant
Number of engines:	2
Designation:	Lycoming T55-L-712 turbine
Manufacturer:	Lycoming Engines

Normal Ratings
Max continuous:	2797 kW	3749 hp
Take-off / rated:
Intermediate:	3356 kW	4499 hp
Maximum:

OEI Ratings
OEI contingency:
OEI continuous:
OEI 30-second:
OEI intermediate:

Manually foldable blades

Main Rotor Characteristics
Diameter:	18.29 m	60.00 ft
RPM:	225.0 rpm	225.0 rpm
Direction of Rotation:	Counter-rotating
Hub Type:

Main Rotor Blade Characteristics
Blade Construction:	Fibreglass spar with Nomex fairing and nickel erosion cap
Blade Chord:	0.641 m	2.10 ft
Blade Tip Geometry:	Conventional, un-swept
Blade Twist:	-0.209 rad	-12.000 deg
Number of Blades:	3

Main Rotor Derived Characteristics
Disc Area:	262.68 m²	2827.5 ft²
Disc Loading:	43.17 kg/m²	8.842 lb/ft²
Solidity:	0.0670

Main Rotor Blade Derived Characteristics
Blade area per blade:	5.86 m²	63.1 ft²
Tip Speed:	215.45 m/s	706.9 fps

Tail Rotor Characteristics
Diameter:
Configuration:	Unknown
Direction of Rotation:	Unknown
RPM:

Tail Rotor Blade Characteristics
Number of Blades:
Blade Construction:	N/A
Blade Chord:
Blade Twist:

Tail Rotor Derived Characteristics
Disc Area:
Solidity:

Tail Rotor Blade Derived Characteristics
Tip Speed:
Blade Area (per blade):

References

References and sources used

Backgrounder | CH-47D Chinook

Boeing Defense, Space & Security
Boeing Product website, 2010, Jun
Website
Succinct history of the CH-47 program and CH-47D history

Boeing Helicopters CH-47 Chinook

Anderton, David and MIller, Jay
Aerofax, Arlington TX, 1989 (page 27)
Book
Aerofax Minigraph 27

CH-47 Chinook From Air Assault To Desert Storm And Beyond

McCall, Charles D.
2nd Asian Vertiflite Seminar, Singapore, Feb. 1992, 1992 (page 13)
Meeting paper or Presentation

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Images

Overview

Attribution

Main rotor

Attribution

Main Rotor Diameter:	18.29 m	60.00 ft
Max Gross Weight (ground):	22,680 kg	50,000 lb
Useful Load (calculated):	12,066 kg	26,601 lb

Number of engines:	2 Turbines
Max Level Flight Speed:	295 km/h	159 kts
Max Range:	556 km	300 nm
Max Endurance:	3 hrs	3 hrs