A longitudinal tandem rotor helicopter developed for the U.S. Navy as an Anti-submarine Warfare (ASW) hunter-killer.  The aircraft is equipped with folding rotors for storage and transportation.

Overview

Data on design, manufacture and status

Design authority: Bell Aircraft Corporation

Primary manufacturer: Bell Aircraft Corporation

Parent type: No type defined

Aircraft status: No longer flying

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Tandem (Fore/aft) (x2)

Crew required: 4

Crew seating: Tandem

Landing gear: Wheels (non-retractable)

Overall Dimensions

Data on aircraft size

Overall Height: 4.42 m (14.5 ft)

Overall Length: 27.14 m (89.0 ft)

Overall Width: 15.70 m (51.5 ft)

Engine Details

Aircraft powerplant (lift and/or propulsion)

Total number of engines: 1

Engine designation: P&W R-2800-50 reciprocating

Engine manufacturer: Pratt & Whitney

Take-off / rated power: 1417 kW (1899 hp)

Weights and Performance

Data on aircraft weight and flight characteristics

Max Gross Weight (ground): 7620 kg (16800 lb)

Max Range: 556 km (300 nm)

Max Endurance: 3.4 hrs (3.4 hrs)

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Related Public Resources

Resources related to the Model 61/HSL-1 , provided by public sources across the internet.

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