Credit
Ken H / @chippyho · CC BY-SA 2.0 · Resized · CC BY-SA 2.0 · Source ↗ · Modified
FORCETALLY
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At a glance
Measured figures
Length
Single source139 ft 11 in (42.65 m)[source]
Falcon 900B · Length
Single sourceConfiguration
| Specification | Boeing WC-135 Constant Phoenix | Dassault Falcon 900 |
|---|---|---|
| Type | Atmosphere testing related to nuclear incidents[source] | Business jet[source] |
| Manufacturer | Boeing Military Airplanes Division[source] | Dassault Aviation[source] |
| Status | 3 aircraft in service (WC-135R)[source] | Active service, in production[source] |
| Primary user | United States Air Force[source] |
20.21 m (66 ft 4 in)[source]
4 × Pratt & Whitney TF33-P-9 (WC-135C) / Pratt & Whitney TF33-P-5 (WC-135W) turbofan engines thrust each
Single source4 × Pratt & Whitney TF33-P-9 (WC-135C) / Pratt & Whitney TF33-P-5 (WC-135W) turbofan engines, 16,050 lbf (71.4 kN) thrust each[source]
Falcon 900B · 3 × Honeywell TFE731 -5BR-1C turbofans thrust each
Single source3 × Honeywell TFE731 -5BR-1C turbofans , 21.13 kN (4,750 lbf) thrust each[source]
Bars compare reported quantities only. A larger figure does not make a system better; configurations and test conditions differ.
| — |
| Number built | 14 (10 converted C-135B, one converted EC-135C, three converted KC-135R)[source] | >500[source] |
|---|
| Introduction date | December 1965[source] | — |
|---|
| Developed from | Boeing C-135 Stratolifter[source] | Dassault Falcon 50[source] |
|---|
| Variant | Boeing OC-135B Open Skies[source] | — |
|---|
| Airfoil | root: BAC 310/311/312; tip: BAC 313[source] | — |
|---|
| Wing loading | 123.5 lb/sq ft (603 kg/m 2 )[source] | — |
|---|
| Thrust/weight | 0.21[source] | — |
|---|
| Country of origin | USA[source]Country/countries explicitly given in the equipment row Origin column; not the country operating the row. WC-135R Constant Phoenix | — |
|---|
| National origin | — | France[source] |
|---|
| Primary users | — | French Air and Space Force Japan Coast Guard Nigerian Air Force Royal Malaysian Air Force[source] |
|---|
| Manufactured | — | 1984–present[source] |
|---|
| First flight | — | 21 September 1984 ( 1984-09-21 )[source] |
|---|
| Developed into | — | Dassault Falcon 2000 Dassault Falcon 7X[source] |
|---|
| Capacity | — | 19 passengers[source] |
|---|
| Fuel capacity | — | 8,690 kg (19,160 lb)[source] |
|---|
| Aspect ratio | — | 7.63:1[source] |
|---|
| Stall speed | — | 158 km/h (98 mph, 85 kn) (wheels and flaps down)[source] |
|---|