History of Dornier Do 217

The Dornier Do 217 was a multi-role aircraft of the Luftwaffe during World War II (1939-1945). The type fulfilled a variety of roles in air service, including conventional bombers, dive bombers, fast reconnaissance platforms, and night fighters.

The twin-engine system with a crew of four appeared as a prototype in 1938 and existed in several notable production variants until the end of the war in 1945. The Do 217 proved more suitable for bomber and reconnaissance missions than heavy fighters, and performed poorly among Allied fighters of the time.

It was followed by the Do 215 light bomber/reconnaissance aircraft in the company's production plans.

The design of the Do 217 largely followed the design of earlier Dornier medium bombers. The cockpit and crew areas are located at the front of the fuselage, beneath the heavy glass, and the rear of the fuselage tapers significantly to create a "pencil-like" shape. The engine was mounted on a high-wing monoplane layout, while the tail was of a split T design.

While weapons can be customized to suit specific mission roles, typical weapons include a 7.92mm machine gun, a 13mm MG-131 machine gun and a 20mm cannon. For example, the Do 217 J-2 model carries 4 x 7.92mm MG 17 machine guns with 4 x 20mm MG FF cannons in the nose and 2 x 13mm MG 131 machine guns in the back and belly.

A standard inner and outer bomb load can reach 8,810 pounds.

The Do 217 was originally designed as a fast reconnaissance platform. The pre-production series appeared as the Do 217 A-0. The medium bomber form became the C-0 and E-0 in pre-production form. Production of the bomber began with the E-1 and E-2 in dive bomb form.

Certain changes gave rise to other variants, such as the E-5 with an extended wingspan. Turbo welcomes the Do 217H and Do 217K with a more streamlined cockpit shell. The Do 217K became the base bomber model in production, and the extended wingspan gave rise to the K-2.

The K-3 is equipped to carry and fire Fritz X remote-controlled bombs. The Do 217M contains DB 603A series inline engines. The Do 217 M-5 was used as a carrier for the Henschel Hs 293 anti-ship missiles and was equipped accordingly with appropriate guidance.

The Do 217J is a dedicated night fighter, including the J-1 and J-2 forms. The Do 217N is another night performer, based on the Do 217M bomber. This model is equipped with an upgraded 20mm cannon, as well as an additional 4 x 20mm MG 151/20 cannons, which can be tilted (up, at an angle) to fire.

This variant of the N-2 model lost the defensive turret and bomb bay equipment to reduce weight and improve performance. The Do 217P became a high-altitude design with a DB603B supercharged engine and a DB605T engine, although only three pre-production examples existed before the war ended.

Do 217R is another Hs 293 carrier platform.

The production life of the Do 217 totaled 1,925 aircraft and was launched in 1941. Production peaked in 1943, with just over 500 built. Night fighter forms began to appear in usable numbers in mid-1942 and continued until 1943. The full Do 217 service ended at the end of the war in 1945.

During the conflict, the Germans deployed Do 217 in about 11 squadrons. The Italian Air Force was another wartime operator on the route, and Switzerland managed an operational example where crews were detained after being forced to land in Basel later in the war.

This model was in service until 1946.

Specification

Basic

Year:
1941
Status:
Retired, out of service
Staff:
4

Production

[1,925 units]:
Dornier Flugzeugwerke - Nazi Germany

Roles

- Fighter

- Ground Attack

- Reconnaissance (RECCE)

Dimensions

Length:

56.30 ft (17.16 m)

Width:

63.29 ft (19.29 m)

Height:

16.70 ft (5.09 m)

Weight

Curb Weight:

8,832 kg

MTOW:

36,784 lb (16,685 kg)

(Difference: +17.313lb)

Performance

2 x Daimler-Benz DB 603A V-12 liquid-cooled inline piston engines, 1,750 hp each, driving three-blade drawn propeller units.

Performance

Maximum Speed:

348 mph (560 km/h; 302 knots)

Service Limit:

31,699 ft (9,662 m; 6 mi)

Maximum range:

1,335 miles (2,148 km; 1,160 nautical miles)

Rate of climb:

700 ft/min (213 m/min)

Armor

Default:

4 x 7.92mm MG 81 machine guns in the nose area.

2 x 13 mm MG 141 machine guns in rear and central position.

Optional:

Up to 8,800 pounds of internal and external ordnance cargo, including conventionally dropped bombs and radio-guided missiles/bombs (if equipped).

Changes

Do 217 V1 - Prototype model designation; equipped with Daimler-Benz DB 601A engine; eventually lost in a car accident.

Do 217A - Recon; equipped with DB 601 series engines; limited production of 8 copies.

Do 217C - Bomber variant

Do 217E - Full production standard model; equipped with 2 x 801 A/B BMW radial engines, 1,600 hp each; built as a bomber, torpedo bomber and reconnaissance platform.

made 217E-0 - pre-production aircraft designation

Do 217E-1 - First deployment of a production bomber

Do 217E-2 - Equipped with an electric dorsal turret and 1 x 13mm machine gun.

Compatible with 217E-5 - Hs 295 missiles

Do 217J - Rebuilt E-series model; nose mounted Liechtenstein radar; 1 x 20mm MGFF cannon and 4 x 7.92mm MG17 machine guns.

Do 217K - Released in 1942; redesigned nose assembly; 1,730 hp BMW 801 G/H engine.

Do 217K-2 - Increased wingspan; compatible with Fritz X rockets.

Do 217M - with DB 603 series engines.

217M-1 Mach

Do 217N - Rebuilt M-series model; night fighter variant; equipped with radar and additional oblique fire 4 x MG151/20.

Do 217P - High-altitude reconnaissance aircraft; equipped with DB 605 series engines.

Do 217R - Renamed Do 317 prototype to be used as Henschel Hs 293 "mother ship".

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