Curtiss Helldiver

1,900hp R-2600-20 engines. These were followed by 1,985 SB2C-4s, which had wing racks added for eight 5-inch rockets. Some SB2C-4s were fitted with a radar pod on the right-wing bomb rack for night operations and were designated SB2C-4E ("E" for Electronics). Curtiss' final production models were 970 SB2C-5s with increased fuel capacity.

Other manufacturers were called on to increase Helldiver production. The Canadian branch of Fairchild built 50 SB2C-1s as SBF-1 and 150 SB2C-3s as SBF-3. These were followed by 100 SB2C-4Es as SBF-4E.

Canadian Car and Foundry Company (Can-Car) built 40 SB2C-1S as SBW-1. A further 26 out of 200 ordered by Britain were delivered as SBW-1 B("B" for Britain). Can-Car then built 413 SB2C-3s as SBW-3, followed by 96 SB2C-4ES as SBW-4E. The 86 SBW-5s were completed from the cancelled SBW-1 Border.

Sbw Aircraft
The final Curtiss Helldiver model—the SB2C-5. Note the four-blade propeller, the 100-gallon drop tanks on wing bomb racks, the mounts for 5-inch rockets and the overall midnight-blue finish adopted for carrier-based airplanes early in 1944.

speed was 273mph at 13,000 feet, but diving speed was limited by perforated and split trailing-edge flaps that served as dive brakes.

An oddity of the SB2Cs with 1942 to '43-style camouflage was that the undersides of the

Photos Helldiver Dive BrakesPlans Air Craft CarrierAirplane Black DrawingSb2c Helldiver

Sixty of the U. S. Army Douglas A-20s were completed as radar-equipped night fighters armed with four 20mm cannon in a belly pack. Note the overall matte-black finish and undersize national insignia.

Helldiver Rear Guns

Sixty of the U. S. Army Douglas A-20s were completed as radar-equipped night fighters armed with four 20mm cannon in a belly pack. Note the overall matte-black finish and undersize national insignia.

0B-7s—This designation stood for Douglas Bomber, Model 7. The first production version was ordered by France in February 1939 as a three-seat bomber powered with 1,000hp Pratt & Whitney R-1830-SC3-G Twin Wasp engines. It had a transparent bomber nose, four fixed forward-firing French machine guns, one flexible gun in the rear cockpit and a 2,000-bomb load.

DB-7A— Improved DB-7s with

DB-7C— Improved DB-7B; 48 were ordered for the Netherlands East Indies with interchangeable noses; one for a bomber and one containing four 20mm cannon. Only half of the order could be delivered, and it was in U.S. Army A-20C form.

Dfl-73—Similar to the DB-

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