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Blohm Und Voss BV 138



Origin: Hamburger Flugzeugbau Gmbh
Type: Reconnaissance Flying Boat, Minesweeper (MS)
Models: A-1, B-1, C-1, MS
Crew: Six
First Flight: July 15, 1937
Service Delivery:
    Bv 138A-1: January 1940
    Bv 138C-1: January 1941
Final Delivery: 1943

Powerplant:
Bv 138A:
  Model: Junkers Jumo 205C
  Type: Inline diesels with 12 opposed pistons in six cylinders
  Number: Three     Horsepower: 650hp

Bv 138B & Bv 138C:
   Model: Junker Jumo 205D
   Type: Inline diesels with 12 opposed pistons in six cylinders
   Number: Three     Horsepower: 880hp
   Bv 138C-1: Center engine equipped with four bladed propeller, Other two engines equipped with three bladed propellers.

Dimensions:
   Wing span: 27m (88 ft. 7 in.)
   Length: 19.85m (65 ft. 1.5 in.)
   Height: 5.9m (19 ft. 4.25 in.)
   Wing Surface Area: 112m² (1,204.6 sq ft)

Weights:
   Empty: 11,000kg (24,250 lbs.)
   Maximum: 15,480kg (34,100 lbs.)
   Rocket Assisted Take Off (RATO):
       16,480kg (39,600 lbs.)

Performance:
   Maximum Speed: 275km/h (171 mph)
   Cruising Speed: 235km/h (146 mph)
   Maximum Range: 4,023km (2,500 miles)
   Initial climb: N/A
   Time to 10,000 ft (3,050m): 24 Minutes
   Time to 18,700 ft (5,700m): N/A
   Service Ceiling: 5,000m (16,400 ft.)
  Armament:
Bv 138A:
   One 20mm MG 151 cannon in bow turret
   Two 7.92mm MG 15 machine guns manually aimed in rear hull.

Bv 138B:
   One 20mm MG 151 cannon in bow turrets
   One 20mm MG 151 cannon in stern turret

Bv 138C:
   One 20mm MG 151 cannon in bow turrets
   One 20mm MG 151 cannon in stern turret
   One 13mm MG 131 machine guns manually aimed in rear hull

Bv 138MS:
   None

Payload:
BV 138B:
   Three 110 lb. (50-kg) Bombs under starboard wing root.

BV 138C-1/U1:
   Six 110 lb. (50-kg) Bombs or Four 331 lb. (150kg) Depth charges or other stores under starboard wing root.

Notes:
   Originally known as Ha 138. Hamburger Flugzeugbau being the aircraft subsidiary of the Blohm und Voss shipyards.

   Bv 138 MS was a minesweeper variant, converted from Bv 138B-0 pre-production aircraft. All armament was removed and a degaussing loop of dural and field-generating equipment installed.