Overview

Data on design, manufacture and status

Design authority: Bell Helicopter Textron, Inc.

Primary manufacturer: Bell Helicopter Textron, Inc.

Parent type: Bell OH-58

Aircraft status: Operational

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift configuration: Single main rotor

Dedicated control device: Tail rotor

Crew required: 2

Crew seating: Side-by-side

Landing gear: Skids

Layout and Dimensions

Data on aircraft size

Overall Dimensions
Overall Height: 3.94 m 12.9 ft
Overall Length: 12.55 m 41.2 ft
Overall Width: 10.67 m 35.0 ft
Airframe Dimensions
Airframe Length: 10.24 m 33.6 ft
Airframe Width: 2.79 m 9.2 ft
Airframe Height: 2.84 m 9.3 ft
Landing Gear Dimensions
Landing Gear Base: 2.48 m 8.1 ft
Landing Gear Track: 1.97 m 6.5 ft
Cabin Dimensions
Cabin Internal Height:  
Cabin Internal Length:  
Cabin Internal Width:  

Weights and Performance

Data on aircraft weight and flight characteristics

0

Weights
Max Gross Weight (ground): 2,495 kg 5,500 lb
Max Gross Weight (airborne):  
Max Take-off Weight: 2,495 kg 5,501 lb
Empty Weight:  
Useful Load:  
Empty Weight Fraction:  
Climb Performance
Max Rate of Climb:  
Hover Performance
Hover Ceiling IGE:  
Hover Ceiling OGE:  
Limitations
Max Level Flight Speed: 232 km/h 125 kts
Never Exceed Speed:  
Service Ceiling:  
Range and Endurance
Max Range:  
Max Endurance:  

Engine Details

Aircraft powerplant (lift and/or propulsion)

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

Powerplant
Number of engines: 2
Designation: RR M250-C30/R3 turbine
Manufacturer: Rolls-Royce Corporation
Normal Ratings
Max continuous: 485 kW 650 hp
Take-off / rated:  
Intermediate:  
Maximum:  
OEI Ratings
OEI contingency:  
OEI continuous:  
OEI 30-second:  
OEI intermediate:  

Primary Lift Device

Data on primary lift devices such as main rotors

Main Rotor Characteristics
Diameter: 10.67 m 35.00 ft
RPM: 395.0 rpm 395.0 rpm
Direction of Rotation: Unknown
Hub Type:  
Main Rotor Blade Characteristics
Blade Construction:
Blade Chord: 0.273 m 0.90 ft
Blade Tip Geometry:
Blade Twist:  
Number of Blades: 4
Main Rotor Derived Characteristics
Disc Area: 89.38 m² 962.1 ft²
Disc Loading: 27.91 kg/m² 5.717 lb/ft²
Solidity: 0.0652
Main Rotor Blade Derived Characteristics
Blade area per blade: 1.46 m² 15.7 ft²
Tip Speed: 220.64 m/s 723.9 fps

Primary Control Device

Data on primary control devices such as tail rotors

Tail Rotor Characteristics
Diameter: 1.65 m 5.42 ft
Configuration: Unknown
Direction of Rotation: Unknown
RPM:  
Tail Rotor Blade Characteristics
Number of Blades: 2
Blade Construction:  
Blade Chord: 0.161 m 0.53 ft
Blade Twist:  
Tail Rotor Derived Characteristics
Disc Area: 2.14 m² 23.0 ft²
Solidity: 0.1244
Tail Rotor Blade Derived Characteristics
Tip Speed:  
Blade Area (per blade): 0.133 m² 1.43 ft²

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