Grumman XP-50 Technical Specifications
Service Year: 1941
Type: Twin-Engine Fighter Prototype
National Origin: United States
Manufacturer(s): Grumman - USA
Production Total: 1
Structural (Crew Space, Dimensions and Weights)
Operating Crew (Typical): 1
Overall Length: 31.89 feet (9.72 meters)
Overall Width: 41.99 feet (12.80 meters)
Overall Height: 11.98 feet (3.65 meters)
Weight (Empty): 8,298 lb (3,764 kg)
Weight (MTOW): 10,600 lb (4,808 kg)
Installed Power and Standard Day Performance
Propulsion: 2 x Wright R-1820-67 / -69 9-cylinder air-cooled radial piston engines developing 1,200 horsepower each.
Maximum Speed: 424 mph (683 kph; 369 knots)
Maximum Range: 1,250 miles (2,011 km)
Service Ceiling: 40,000 feet (12,192 meters; 7.58 miles)
Rate-of-Climb: 3,800 feet-per-minute (1,158 m/min)
Armament / Mission Payload
PROPOSED ARMAMENT PACKAGE 1:
4 x 12.7mm Browning air-cooled machine guns in nose with 500 rounds each gun.
2 x 12.7mm Browning air-cooled machine guns in wings (1 to a wing) with 500 rounds each gun.
PROPOSED ARMAMENT PACKAGE 2:
2 x 20mm Hispano-Suiza cannons in nose with 60 rounds each.
2 x 12.7mm Browning air-cooled machine guns in nose.
2 x 12.7mm Browning air-cooled machine guns in wings (1 to a wing).
2 x 165lb drop bombs (1 under each wing)
Global Operators / Customers
United States (cancelled)
Model Variants (Including Prototypes)
Design 34 - Internal Grumman Designation
G-46A - Internal Grumman Designation
XP-50 - Single Prototype Model; S/N: 39-2517; fitted with 2 x Wright R-1820-67/-69 series engines; armament proposed but never installed; did not complete full flight testing.
XP-65 - "Improved" XP-50 Proposal; fitted with 2 x Wright R-2600-10 series engines; never constructed.