page_title: Northrop YA-9
section_title: Specifications (YA-9A)
hierarchical_section_title: Northrop YA-9 / Specifications (YA-9A)
caption_attribution_description: Northrop A-9A lost to A-10 Thunderbolt II
context_page_description: The Northrop YA-9 was a prototype attack aircraft developed for the United States Air Force A-X program. The YA-9 was passed over in preference for the Fairchild Republic YA-10 that entered production as the A-10 Thunderbolt II.
context_section_description: Data from Airdata File: Northrop A-9A
  General characteristics
  Crew: 1
  Length: 53 ft 6 in (16.31 m)
  Wingspan: 58 ft 0 in (17.68 m)
  Height: 16 ft 11 in (5.16 m)
  Wing area: 580 sq ft (54 m²)
  Gross weight: 25,000 lb (11,340 kg)
  Max takeoff weight: 41,000 lb (18,597 kg)
  Powerplant: 2 × Lycoming YF102-LD-100 turbofan engines, 7,200 lbf (32 kN) thrust each
  Performance
  Rate of climb: 5,000 ft/min (25 m/s)
  Armament
  1x 20 mm M61 Vulcan Gatling gun (Substitute for GAU-8/A)
  Up to 16,000 lb (7,260 kg) of ordnance
caption: Northrop's YA-9; note the offset forward landing gear
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