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Elias XNBS-3
Elias XNBS-3.jpg
Role Night bomber
National origin United States
Manufacturer Elias
Primary user United States Army Air Corps
Number built 1

The Elias XNBS-3 was a 1920s prototype biplane bomber built by Elias for the United States Army Air Corps.[1]


The XNBS-3 was a large biplane bomber with a steel tube fuselage and powered by two 425 hp (317 kW) Liberty 12A piston engines.[1] It had a conventional landing gear with a tail skid and a crew of four. The prototype was designated XNBS-3 (prototype night bomber short distance) and tested by the Army Air Corps in 1924 at McCook Field, it was similar to the earlier Martin NBS-1 and was no real improvement so was not ordered into production.[2]


United States


Data from [2] National Museum of the United States Air Force

General characteristics
  • Crew: 4
  • Length: 48 ft 5 in (14.76 m)
  • Wingspan: 77 ft 6 in (23.63 m)
  • Height: 16 ft 10 in (5.13 m)
  • Gross weight: 14427 lb (10763 kg)
  • Powerplant: 2 × Liberty 12A, 425 hp (317 kW) each


  • Maximum speed: 101 mph ( km/h)
  • Range: 465 miles (748 km)
  • Service ceiling: 8680 ft ( m)</ul>Armament
  • 1692 lbs of bombs
  • Five 0.30in machine-guns

See alsoEdit




  • Andrade, John (1979). U.S.Military Aircraft Designations and Serials since 1909. Midland Counties Publications. ISBN 0-904597-22-9. 

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