Vertipedia - American XH-26 Jet Jeep

Developed in 1952 for the U.S. Army. The helicopter has a belt driven tail rotor.

Overview

Data on design, manufacture and status

Design authority: American Helicopter Co.

Primary manufacturer: American Helicopter Co.

Parent type: No type defined

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 1 Single main rotor

Dedicated control device: 1 Tail rotor

Crew required: 1 in Single seater arrangement

Landing gear: Skids

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

Primary Control Device

Overall Dimensions
Overall Height:	1.83 m	6.0 ft
Overall Length:
Overall Width:	8.23 m	27.0 ft

Airframe Dimensions
Airframe Length:
Airframe Width:
Airframe Height:

Landing Gear Dimensions
Landing Gear Base:
Landing Gear Track:

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

Cruise Speed: 112.65 km/h

Weights
Max Gross Weight (ground):	397 kg	875 lb
Max Gross Weight (airborne):
Max Take-off Weight:	397 kg	875 lb
Empty Weight:	136 kg	300 lb

Climb Performance
Max Rate of Climb:

Hover Performance
Hover Ceiling IGE:
Hover Ceiling OGE:

Limitations
Max Level Flight Speed:	129 km/h	70 kts
Never Exceed Speed:
Service Ceiling:

Range and Endurance
Max Range:
Max Endurance:

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

Powerplant
Number of engines:	2

Normal Ratings
Max continuous:
Take-off / rated:
Intermediate:
Maximum:

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

Main Rotor Characteristics
Diameter:	8.23 m	27.00 ft
RPM:
Direction of Rotation:	Counterclockwise
Hub Type:

Main Rotor Blade Characteristics
Blade Construction:
Blade Chord:
Blade Tip Geometry:	Tip-jet
Blade Twist:
Number of Blades:	2

Main Rotor Derived Characteristics
Disc Area:	53.19 m²	572.6 ft²
Disc Loading:	7.46 kg/m²	1.528 lb/ft²
Solidity:

Main Rotor Blade Derived Characteristics
Blade area per blade:
Tip Speed:

Direction of rotation can be found both ways.

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

Tail Rotor Blade Characteristics
Number of Blades:	1
Blade Construction:
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

Helicopters from "A to Z" | Part I

Ralph P. Alex
AHS Newsletter, 1961, October, 1961 (page 3)
Periodical

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Resources related to the XH-26 Jet Jeep, provided by public sources across the internet.

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Images

Overview

Attribution

Main rotor

Attribution

Tail rotor

Attribution

Miscellaneous

Attribution

Number of engines:	2 Unknowns
Max Level Flight Speed:	129 km/h	70 kts
Max Range:
Max Endurance:

Main Rotor Diameter:	8.23 m	27.00 ft
Max Gross Weight (ground):	397 kg	875 lb