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|   Douglas R4D-1  'Skytrain'
 |  Description
 
|   Manufacturer: | Douglas |  |  |   Base model: | R4D |  |   Designation: | R4D |  |   Version: | -1 |  |   Nickname: | Skytrain |  |   Designation System: | U.S. Navy / Marines |  |   Designation Period: | 1931-1962 |  |   Basic role: | Transport |  |   |  |   |  |   |  Specifications
 
|   Length: | 64' 5" | 19.6 m |  |   Height: | 16' 2" | 4.9 m |  |   Wingspan: | 95' 0" | 28.9 m |  |   Gross Weight: | 29,000 lb | 13,151 kg |  Propulsion
 
|   No. of Engines: | 2 |  |   Powerplant: | Pratt & Whitney R-1830-82 |  |   Horsepower  (each): | 1050 |  Performance
 
|   Max Speed: | 226 mph | 363 km/h | 196 kt |  |   Ceiling: | 22,300 ft | 6,796 m |  Known serial numbers
 | 3131 / 3143, 4692 / 4706, 01648 / 01649, 01977 / 01990, 05051 / 05072, 12393 / 12404
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                                                                                                                                                                                                                                                                30147
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                                                                                                                                                                                                                                                                37660 / 37680
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                                                                                                                                                                                                                                                                37681 / 37710
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                                                                                                                                                                                                                                                                91104 | 
  
 
 
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