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U.S. NAVAL AVIATION RESOURCE CENTER > SEAPLANES/FLYING BOATS > MARINER > PREVIOUS PAGE
MARTIN PBM MARINER
Specifications

Type: Maritime Patrol and anti-submarine flying boat
Origin: Martin
Crew: 9
Models: Model 162, PBM-1 to 5A, Mariner GR. I
First Flight:
   XPBM-1: February 18, 1939
   PBM-5: May 1943
Service Delivery: PBM-1: Sept. 1940
Final Delivery: PBM-5A: April 1949
Combat Debut: N/A
Production: 1,235
Powerplant:
PBM-1
   Manufacturer: Wright
   Model: R-2600-6 Double Cyclone
   Type: 14-cylinder double row radial
   Number: Two
   Horsepower: 1,600 hp

PBM-3C, PBM-3S, PBM-3R
   Manufacturer: Wright
   Model: R-2600-12 Double Cyclone
   Type: 14-cylinder double row radial engine
   Number: Two
   Horsepower: 1,700 hp

PBM-3D
   Manufacturer: Wright
   Model: R-2600-22 Double Cyclone
   Type: 14-cylinder double row radial engine
   Number: Two
   Horsepower: 1,900 hp

PBM-5, PBM-5A
   Manufacturer: Pratt & Whitney
   Model: R-2800-34 Double Wasp
   Type: 18-cylinder double row radial
   Number: Two
   Horsepower: 2,100 hp

Dimensions:
Wing Span: 36m (118 ft.)
Length:
   PBM-1, -3: 23.5m (77 ft. 2 in.)
   PBM-3C: 24.38m (80 ft.)
   PBM-5, -5A: 79 ft. 10 in.
Height:
   PBM-1: 24 ft. 6 in.
   Remainder: 8.4m (27 ft. 6 in.)
Wing Area:
   PBM-3D: 1,408 sq. ft. (130.80m²)

Weights:
Empty:
   PBM-1: 26,600 lb.
   PBM-3: 32,328 lb. (14,690 kg.)
   PBM-5A: 34,000 lb. (15,422 kg.)
Maximum:
   PBM-1: 41,139 lb.
   PBM-3S: 56,000 lb. (25,400 kg)
   PBM-5: 60,000 lb. (27,216 kg)

   Performance:
Max. Speed: 330 km/h (205 mph)
Initial Climb: 800 ft/min (244 m/min)
Service Ceiling:
   PBM-1: 22,400 ft.
   PBM-3S: 16,900 ft.
   PBM-5: 20,200 ft. (6160m)
Max. Range:
   PBM-1: 3,450 miles
   PBM-3C: 2,137 miles
   PBM-3S: 3,000 miles (4828 km)
   PBM-5: 2,700 miles (4345 km)
Armament:
PBM-1
   1×.50 in. Browning in nose turret
   2×.50 in. Brownings in dorsal turret
   2×.50 in. Brownings manually aimed from
      waist window
   1×.30 in. Browning in extreme tail
      - Manually aimed with limited field of fire

PBM-3B, PBM-3C
   2×.50 in. Browning in nose turret
   2×.50 in. Brownings in dorsal turret
   2×.50 in. Browning in tail turret

PBM-3S
   1×.50 in. Browning in nose
   1×.50 in. Brownings in tail
   2×.50 in. Browning in waists

PBM-5
   6×.50 in. Brownings in power turrets
   2×.50 in. Browning in waists

Bomb Load:
PBM-1
2,000 lb. (907 kg) of bombs in bays in engine nacelles

All other models
4,000 lb. (1814 kg) of bombs in bays in engine nacelles
Provision for two externally hung torpedoes

Avionics:
   PBM-5: APS-15 ASV Radar
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