Messerschmitt Bf 109 D

Messerschmitt · DE · first flew 1937 · fighter

The Bf 109 D ('Dora') was an interim mark bridging the Jumo-engined B/C series and the Daimler-Benz-powered E, seeing combat in Spain but soon overshadowed by the Emil.

Recognition (WEFT)

W — Wings	Low-mounted, tapered
E — Engines	1 × piston, nose-mounted
F — Fuselage	8.55 m fuselage
T — Tail	Conventional

WEFT is AircraftIQ's four-point recognition method — how it works.

Spot it by:

Jumo 210 inverted-V engine giving a very slim, round nose profile (no broad spinner of DB-engined variants)
Fixed-pitch two-blade wooden propeller on early production; later D-series had variable-pitch
Open supercharger intake on left side of cowl — Jumo 210Da/Ga layout distinct from DB 601 cowl

The slim, round Jumo nose is the decisive cue against all DB-engined 109s (E through K). No large coolant bath chin radiator — only small radiator scoops under each wing root. Propeller spinner is small and pointed versus the wider DB spinner.

Specifications

The Messerschmitt Bf 109 D has a length of 8.55 m (28 ft).
It has a wingspan of 9.87 m (32 ft).
Its maximum speed is 520 km/h (323 mph).
Typical crew: 1.

Figures are for the representative variant described above; marks differ. See how AircraftIQ sources figures.

History

Around 200 built from 1937. The D used the Jumo 210D or 210G and was effectively an aerodynamic refinement of the C. It served in the Condor Legion in Spain and was in Luftwaffe front-line service at the outbreak of World War II, though quickly relegated to training by 1940.

Variants

D-0, D-1, D-2, D-3 — differing mainly in armament (one or two cowl MG 17s plus varying wing guns).

Where you'll see it

Luftwaffe 1937-40; Spain (Condor Legion). No airworthy examples; a handful of incomplete airframes and replicas exist in German and Spanish collections.

Related aircraft

AircraftIQ — the aircraft field guide: 4,893 recognition guides, live overhead identification, works offline.