Datafile

 

         

 Do17K was medium day and night bomber and recognize with crew of three men. Construction was all metal with shoulder wing and twin verticals.

 

          Wings had a rounded tips and 18 m in span. It consisted of two main spar and frames. Fuel and oil tank was housed in the inner side of the wing. Two engines were also positioned on wing with nacelle. Inside of the nacelle was retractable landing gear. Two types of wings were used on Do17K. One models used on Ka and it had partially fabric covered lower side and engine was placed on 5 m distance. On Kb models wing was all metal, with heated leading edge and engines was more separated 5, 42 m. Ka also used slotted type of flaps. After reintroducing of long nacelle, Kb wings had flaps spited into four parts.

 

         

Fuselage was of monocoque all metal construction and total length was 16, 48 m. On the front was unglazed nose and two types were used, with more or less transparent panels. Behind the nose was pilot’s cockpit with place for two men, pilot and observer. Canopy was of two styles, symmetrical from German delivery and asymmetrical manufactured in DFA. In the back side of the cockpit was gunner compartment and boards with various devices and panels. Bomb bay was in the center section of the plane just behind the gunner place. In front and the behind of the bomb bay was entry doors, on port side only. Auxiliary fuel tank was in the fuselage aft of the bomb bay.

 

         

Several of equipment was placed in fuselage. Radio equipment includes FuG III Telefunken 274 af radio station, directional finder Telefunken 128 H and compass P63 uN. Fire exguisher and battery was in gunner compartment. Nine air inhalator bottles was placed in the aft fuselage on Ka models and on Kb it might to be 15. All was Drager type and 2 l each.

 

          Powerplant consisted of two radial fourteen cylinder double row Gnome Rhone engines. Power on take of was 770 HP and 850 HP at 3850 m height. Engines had one clock and the other clockwise rotation. Total weight of both engines was 1900 kg but recce version weighted 1940 kg. Propellers were three blades metal constant speed VDM, 3, 3 m in diameter. Engines used 87 octane fuel and total of 1880 l could be carried.    

 

          Armament differs from production blocks. All of the planes delivered from Dornier had defense armament consisted of two Darne 7, 7 mm machine guns and two of the same type fixed in nose for attack. Yugoslav built samples had all FN machine guns. First block DFA had four 7, 9 mm cal of them but later block had in the cockpit 13, 1 mm cal gun. Many of statements direct that 20 mm cannon were installed in nose of some DFA produced planes. Offensive load on Dornier planes could be carried on two internal Maga 4/85 bomb racks and external P.V. 125 racks. Total of eight internal bombs could be carried. There was Stankovic cal. 106 used. On the external pylons could be load 106 or 200 kg bombs. That was identical bomb load for first block from DFA but later was introduced two cluster racks UD 32 with 32 bombs cal 12 kg. Later that was converted to carry more bombs. Also was version with twelve 90 bombs.  In recce missions bombs are not to be used and one 55 kg camera was placed in the nose.

 

 

 

 

 

 

 

 

 

 

No

Subject

Data

Note

1

Type

Do17Ka-2

Medium range reconnaissance or day/night bomber with three men crew

2

Fuselage length

16480 mm

 

3

Wing span

18000 mm

 

4

Tail plane span

5648 mm

 

5

Wing area

55 square meter

 

6

Overall height

4350 mm

 

7

Wheel track

5000 mm

 

8

Empty weight

4660 kg

 

9

Take off weight

7000 kg

 

10

Maximum weight

7500 kg

 

11

Main fuel tanks

1400 l

Two tanks in wing

12

Fuselage tank

480 l

For reconnaissance missions

13

Powerplants

Two Gnome Rhone 14K, double row radials

Port engine 14K NO11, starboard 14K NO10

14

Take off power

770 HP

 

15

Cruise power

850 HP

At 2280 rpm and 3850 m

16

Maximum power

870 HP

At 2400 rpm and 3850 m

17

Engine weight

1940 kg

40 kg heavier then those used on standard bomber

18

Fuel

87 octane

 

19

Lubricant

Castrol L

Total of 240 l in two wing tanks

20

Propeller

VDM three blade constant speed

3300 mm in diameter, clock and clockwise rotating

21

Max level speed

438 km/h

At 3850 m

22

Max dive speed

510 km/h

 

23

Max cruise speed

417 km/h

 

24

Top ceiling

9000 m

 

25

Service ceiling

3200 m

 

26

Climb

6ooo m in 10 min

 

27

Combat radius

1438 km

4,38 hours, in recce mission

28

Ferry range

1780 to 2000 km

 

29

Take off run

440 m

 

30

Landing run

350 m

 

31

Defense armament

Two Darne 7,7 mm machine guns, one on belly and the other on dorsal bow, each with 250 round

Later were converted to carry one more machine gun in port side of the nose

32

Offensive load

Eight Stankovic type bombs, 106 kg each, internally carried

Option for two more 200 kg  bombs on external racks, GV-219Z aiming device

 

 

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