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Lockheed Ventura / Harpoon Patrol / Light Bomber Bomber Aircraft

The Lockheed Ventura series was used in number by the U.S. and British during World War 2 and succeeded the Lockheed Hudson series of light bombers.

 Updated: 10/28/2016; Authored By Staff Writer; Content ¬©

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Lockheed B-34 Lexington Technical Specifications

Service Year: 1942
Type: Patrol / Light Bomber Bomber Aircraft
National Origin: United States
Manufacturer(s): Lockheed - USA
Production Total: 3,028

Structural (Crew Space, Dimensions and Weights)

Operating Crew (Typical): 6
Overall Length: 51.51 feet (15.7 meters)
Overall Width: 65.62 feet (20.00 meters)
Overall Height: 11.81 feet (3.60 meters)

Weight (Empty): 20,194 lb (9,160 kg)
Weight (MTOW): 33,069 lb (15,000 kg)

Installed Power and Standard Day Performance

Propulsion: 2 x Pratt & Whitney R-2800 air-cooled radial piston engines developing 2,000 horsepower each.

Maximum Speed: 322 mph (518 kph; 280 knots)
Maximum Range: 1,659 miles (2,670 km)
Service Ceiling: 26,312 feet (8,020 meters; 4.98 miles)
Rate-of-Climb: 2,035 feet-per-minute (620 m/min)

Armament / Mission Payload

4 x 12.7mm M2 Browning machine guns
2 x 7.62mm M1919 Browning machine guns

1 x torpedo
6 x depth charges (325lbs each)
Up to 3,000lbs of ordnance

Global Operators / Customers

Australia; Brazil; Canada; France; New Zealand; South Africa; United Kingdom; United States

Model Variants (Including Prototypes)

B-34 - Fitted with R-1820-31 radial piston engines of 2,000 horsepower; based on Lockheed Model 137; 200 examples produced.
B-34A - Venturas requisitioned from RAF by the USAAF.
B-34B - Navigational Trainers; conversions from B-34A production models.
O-56 - Initial Designation of B-37; based on Lockheed Model 437.
B-37 - USAAF model; fitted with R-2600-13 radial piston engines of 2,000 horsepower' later redesignated to RB-37.
RB-37 - USAAF redesignation of B-37 production model.
PV-1 - USN designation of B-34; 1,600 examples produced.
PV-1P - Based on PV-1 production models; fitted with camera equipment.
PV-2 "Harpoon" - Revised Ventura; enlarged vertical tail fin and wing surface area; 470 examples produced.
PV-2C - Crew Trainer; based on the PV-2 production model; 30 examples produced.
PV-2D - Based on the PV-2; fitted with 8 x 12.7mm machine guns in nose; 35 examples produced.
PV-2T - Crew Trainer; based on the PV-2 production model.
PV-3 - USN requisition of 27 RAF Ventura II models.
Ventura Mk I - British designation; fitted with R-2800-S1A4-G radial piston engines; 188 examples produced; later redesignated to Ventura GR.Mk I.
Ventura Mk II - British designation; fitted with R-2800-31 radial piston engines; 487 examples produced.
Ventura Mk IIA - British designation of B-34
Ventura Mk V - British designation of PV-1; later redesignated to Ventura V.
Ventura GR.Mk I - Redesignation of Ventura Mk I
Ventura GR.V - Redesignation of Ventura V