10.5 cm FlaK 38

The 10.5 cm FlaK 38 was a German anti-aircraft gun used during World War II by the Luftwaffe. An improved version was introduced as the 10.5 cm FlaK 39.

10.5 cm Flak 38
A Flak 38 105 mm anti-aircraft gun at a coastal battery, 1942
TypeAnti-aircraft gun
Place of originNazi Germany
Service history
In service1937–62
Used byNazi Germany (1937-45), French Navy (1953-62)
WarsWorld War II
Production history
DesignerRheinmetall
Designed1933
ManufacturerRheinmetall
Produced1936–45
No. builtApprox 4,200
Specifications (Flak 39)
Mass10,224 kg (22,540 lbs)
Length6.648 m (21 ft 10 in)
Barrel length5.547 m (18 ft 2 in) L/52.8
Width2.4 m (7 ft 10 in)
Height2.9 m (9 ft 6 in)
Crew10

Shell105 × 769 mm. R
Shell weight15.1 kg (33 lb 5 oz)
Caliber105 mm (4.13 in)
BarrelsOne, 36 grooves with right-hand increasing twist from 1/48 to 1/36
BreechHorizontal semi-automatic sliding-block
RecoilHydro-pneumatic
Elevation-3° to +85°
Traverse360°
Rate of fire15–18 rounds per minute
Muzzle velocity881 m/s (2,890 ft/s)
Effective firing range17,600 m (19,247 yds) ground target
9,450 m (31,003 ft) effective ceiling
Maximum firing range11,400 m (37,401 ft) maximum ceiling
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