U.S. NAVAL AVIATION RESOURCE CENTER > SEAPLANES & FLYING BOATS > JRM MARS > PREVIOUS PAGE

MARTIN JRM MARS
Specifications

Type: Flying boat
Manufacturer: Glenn L. Martin Company
Primary Users:
- United States Navy
Crew: 4
First Flight: June 23, 1942
Service Delivery: November 30, 1943
Retired: 1956
Number Built: 7

Powerplant:
  Model:
  Wright R-3350-24WA Duplex Cyclone
  Type: 18-cylinder radial
  Number: 4
  Horsepower: 2,500 hp each

Dimensions:
Length: 117 ft 3 in (35.74 m)
Wingspan: 200 ft 0 in (60.96 m)
Height: 38 ft 5 in (11.71 m)
Wing area: 3,686 ft (342.4 m)

Weights:
Empty weight: 75,573 lb (34,279 kg)
Loaded weight: 90,000 lb (40,820 kg)
Max. takeoff weight:
  165,000 lb (74,800 kg)
Capacity: 133 troops, or 84 litter patients
  and 25 attendants
Payload: 32,000 lb (15,000 kg) of cargo,
  including up to seven jeeps

Performance:
Maximum speed: 221 mph (356 kph)
Cruise speed: 190 mph (305 kph)
Range: 5,000 mi (8,000 km)
Service ceiling: 14,600 ft (4,450 m)


Sources:
Wikipedia

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