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Civil Helicopter Model Number R-4B Sikorsky
Specifications of R-4B

General
Type : R-4B

Introduced On : 5/30/1942

In Production? : No

Units Produced : 131

Price US $ : 50,000.00

Dimensions
Overall Length : 48.6 ft

Length : 33.5 ft

Height : 12.4 ft

Width : 0 ft


Performance
Persons : 2

Max Range : 230 mi

Cruise Speed : 65 mph

Max Speed : 75 mph

Max Rate of Climb : 650 ft/min

HOGE Ceiling : 0 ft

Service Ceiling : 8000 ft

Gross Weight : 2581 lb

Empty Weigt : 2098 lb

Useful Load : 483 lb

Dynamic System
Fuel Capacity : 30 gallons

Number Of Engines : 1

Engine Type : Piston

Engine Code : Warner R-550

Horse Power : 200

Rotorhead : Fully articulated

Number Of Rotorblades : 3

Rotor Diameter : 38 ft

Number Of Tail Rotorblades : 3

Tailrotor Diameter : 7.9 ft

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