Martin B-26 Marauder

$102,659 medium bomber as of 1942

Overview

Glenn L. Martin United States ICAO: B-26 1941–1945 $103,000 (1942)

The Martin B-26 Marauder was in service in the Pacific Theater during the Second World War as a twin-engine medium bomber. It also served in the Mediterranean Theater and as well as in Western Europe. The aircraft was produced by the Glenn L. Martin Company in two headquarters; Baltimore, Maryland, and in Omaha, Nebraska. It first flew on November 25, 1940, and was introduced in 1941. It was produced from 1941 to 1945 with a total of 5,288 aircraft built.

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Specifications

Units
Engine
2 × Pratt & Whitney R-2800-43 Double Wasp
Engine type
Piston
Power
2 × 2,200 hp · 1,641 kW
Avionics
—
Wing tips
No winglets
Seats
7
Crew
—
Cabin width
—
Cabin height
—
Cabin length
—
Exterior length
58 ft 3 in  ·  17.75 m
Tail height
20 ft 4 in  ·  6.20 m
Fuselage diameter
6 ft 7 in  ·  2.00 m
Wing span
71 ft 0 in  ·  21.64 m
Baggage volume
—
Gross weight
—
Empty weight
—
Max takeoff weight
37,000 lb  ·  16,800 kg
Max landing weight
34,200 lb  ·  15,500 kg
Max payload
3,950 lb  ·  1,800 kg
Fuel capacity
1,210 gal · 4,600 L · 3,300 kg (AvGas)
Max cruise speed
249 kt  ·  287 mph  ·  461 km/h
Maximum speed
—
Cruise speed
—
Approach speed
95 kt  ·  109 mph  ·  176 km/h
Range
2,480 nm  ·  2,850 mi  ·  4,590 km
Fuel burn
—
Ceiling
21,000 ft  ·  6,400 m
Rate of climb
1,200 ft/min  ·  6 m/s
Takeoff distance
2,300 ft  ·  700 m
Landing distance
1,410 ft  ·  430 m
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397th Bombardment Group Martin B-26B-55-MA Marauder.

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Operational Context

Several versions of the Martin B-26 Marauder were built. The B-26G version has a length of 17.75 meters, a height of 6.55 meters, and a width of 2 meters. It can accommodate up to seven crew members namely two pilots, a bombardier/ radio operator, a navigator/ radio operator, and three gunners. The aircraft has a wingspan of 21.64 meters and a wing area of 61.1 square meters. It has an empty weight of 10,886 kg and a gross weight of 16,783 kg. The maximum landing weight is 15,513 kg, the maximum payload is 1,800 kg, and the fuel tank capacity is 1,212 US gallons.

The aircraft is powered by two Pratt and Whitney R-2800-43 Double Wasp radial engines. It is an eighteen-cylinder twin-row radial engine with water injection. Components are two poppet valves per cylinder, a variable-speed single-stage single-speed centrifugal-type supercharger, a Stromberg injection carburetor fuel system, and an air-cooling system. The engine is rated at 2,000 to 2,200 horsepower each and drives four-bladed constant-speed feathering propellers.

The Marauder has a maximum speed of 249 knots at 5,000 feet. The cruise speed is 188 knots and the landing speed is 99 knots. It has a combat range of 1,000 nautical miles with 1,400 kg of bombload and 1,153 US gal of fuel. The ferry range is 2,480 nautical miles. It can fly up to 21,000 feet and can climb at a rate of 1,200 feet per minute. The takeoff and landing distances are 704 meters and 430 meters, respectively. The aircraft could be armed with eleven 12.7 mm M2 Browning heavy machine guns; one is located in the nose, four in a blister on fuselage area, two positioned in the dorsal turret, two located in the tail turret, and two in waist position. It could also be loaded with 1,800 kg of bombs.