PBM Mariner

From Freepedia

The Martin PBM Mariner was a US Navy patrol bomber flying boat of World War II and the early Cold War period. It was designed to complement the PBY Catalina in service. 1,285 were built, with the first example flying on February 18 1939 and the type entering service in September 1940.

The aircraft was fitted with five gun turrets and bomb bays that were in the engine nacelles. The gull wing was of cantilever design, and featured clean aerodynamics with an unbraced twin tail. The PBM-1 was equipped with retractable wing landing floats that were hinged inboard while the PBM-3 had fixed floats. Also the fuselage of the PBM-3 was three feet longer than the PBM-1.


Specifications (PBM-1)

General Characteristics

  • Crew: nine
  • Length: 77 ft 2 in (23.50 m)
  • Wingspan: 118 ft 0 in (36 m)
  • Height: 27 ft 6 in (8.4 m)
  • Wing area: 1,408 ft² (131 m²)
  • Empty: 33,175 lb (15,048 kg)
  • Loaded: lb ( kg)
  • Maximum takeoff: 58,000 lb (26,308 kg)
  • Powerplant: 2x Wright R-2600-12 14-cylinder radial engines, 1,700 hp (1,268 kW) each

Performance

  • Maximum speed: 205 mph (330 km/h)
  • Range: 3,000 miles (4,830 km)
  • Service ceiling: 19,800 ft (6,036 m)
  • Rate of climb: 800 ft/min (244 m/min)
  • Wing loading: lb/ft² ( kg/m²)
  • Power/Mass: hp/lb ( kW/kg)

Armament

  • 2x .50 machine guns in nose & dorsal power turrets
  • 2x .50 machine guns manually-aimed in blisters amidships.
  • 4,000 lb (1,800 kg) bombs or depth-charges or
  • 2x Mark 13 torpedoes

Related content

Related development: P5M Marlin

Comparable aircraft:

Designation sequence: PBM - XPB2M


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