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Lockheed NP-2H 'Neptune'

Description
Notes: P-2H configured for permanent test.
  Manufacturer:Lockheed
  Base model:P-2
  Designation:NP-2
  Version:H
  Nickname:Neptune
  Designation System:U.S. Tri-Service
  Designation Period:1962-Present
  Basic role:Patrol
  Status:Special Test (Permanent)
  See Also:

Specifications
  Length: 91' 8" 27.9 m
  Wingspan: 103' 10" 31.6 m
  Wingarea: 1,000.0 sq ft 92.8 sq m
  Empty Weight: 49,935 lb 22,646 kg
  Gross Weight: 73,139 lb 33,169 kg
  Max Weight: 79,895 lb 36,233 kg

Propulsion
  No. of Engines: 2
  Powerplant: Wright R-3350-32W
  Horsepower (each): 3500

Performance
  Range: 2,200 miles 3,542 km
  Cruise Speed: 188 mph 302 km/h 163 kt
  Max Speed: 403 mph 648 km/h 350 kt
  Climb: 1,760 ft/min 536 m/min
  Ceiling: 22,000 ft 6,705 m