This is the aircraft in a 4 main blade configuration with auxiliary jet propulsion (1xP&W J-60-P2) mounted on the port side.

Overview

Data on design, manufacture and status

Design authority: Lockheed-California Company

Primary manufacturer: Lockheed-California Company

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Compound Helicopter

Compound type: Lift and Thrust compounded with 1 propulsors

Lift devices: 1 in Coaxial configuration

Dedicated control device: 0 Tail rotor

Crew required: 1 in Side-by-side arrangement

Landing gear: Skids (retractable)

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

References

References and sources used

Experimental Flight Tests of the 300 MPH X-51A Compound Helicopter
W.E. Spreuer
Proceedings of the 24th Annual National Forum of the American Helicopter Society, May 1968 (page 1)
Meeting paper or Presentation

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Related Public Resources

Resources related to the XH-51A Compound , provided by public sources across the internet.

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