Convair 440

Technical Specifications


 
First Flight: December 16, 1955
Number Built: 199 + 34 for USAF/USN as C-131
Length: 79 feet 2 inches
Wing Span: 105 feet 4 inches
Height: 28 feet 2 inches
Max Take-Off Wt.: 49,700 lbs.
Max Landing Wt.: N/A
Empty Wt.: 31,305 lbs.
Max Cruising Speed: 337 mph   293 kts
Normal Cruising Speed: 299 mph   260 kts
Approach Speed: 138 mph   120 kts
Landing Speed: 115 mph   100 kts
Stall Speed:  85 mph     74 kts
Service Ceiling: 25,500 feet
Fuel Capacity: 1730 US gallons 
Range: 2069 miles
Fuel Type: 100 LL
Fuel Consumption: 350 gph both on climb-out
218 gph both @ cruise
250 gph both flight plan burn
Engines: 2 Pratt & Whitney R-2800 CB-16/17 rated at
2500 HP each @ 2800 rpm 
Seating: 52 Passengers
Crew: 2 Pilots and 2 Flight Attendents
Engine Specifications
 Pratt & Whitney R-2800 CB-16/17
Type: 18 cylinder air cooled radial
Diameter: 52.8 inches
Length: 81.4 inches
Bore: 5.75 inches
Stroke: 6 inches
Displacement: 2804 cubic inches
Compression Ratio: 6.75 to 1
Dry Weight: 2390 lbs.
Ignition: Scintilla DLN-10 low tension
Fuel Grade: 100/130 or 108/135 octane
Carburation: Stromberg PR-58E5
water injected & supercharged

The only difference between the CB-16 & CB-17 engines was the fuel octane being used. With the use of 100 LL aviation fuel today these engines must be operated at a much reduced power setting