Cannone da 75/32 modello 37
| Industry | Defense, Armaments |
|---|---|
| Founded | 1853 in Italy |
| Products | Artillery pieces, including Cannone da 75/32 modello 37 |
Template:Artillery-stub Template:Infobox weapon
The Cannone da 75/32 modello 37 was an Italian field artillery piece deployed during World War II. Its designation reflects a 75 mm bore diameter, a barrel length of 32 calibers, and its official adoption in 1937.
History
The introduction of the Obice da 75/18 modello 34 howitzers revealed significant ballistic shortcomings, as their maximum firing range was approximately 9 km. This lagged behind the divisional artillery of other European armies, which not only featured larger calibers but also achieved substantially longer ranges. Consequently, the Arms and Ammunition Technical Service commissioned the development of a new extended-barrel gun intended for mounting on the carriage of the 75/18 Mod 35 howitzer. Extending the barrel length and enhancing range aimed to enable this artillery piece to fulfill an anti-tank role effectively.
Designed to share as many components as possible with the existing 75/18 howitzer, this new weapon featured a barrel length of 34 calibers and was crafted at the Naples Arsenal. The prototype was unveiled in 1937 under the designation 75/34 Mod. SF. The Royal Army accepted this model, assigning production responsibilities to Ansaldo. Subsequently, modifications were made to the muzzle—shortening it and altering the muzzle brake—resulting in the standardized version known as the 75/32 Mod. 1937.
Conceived by Ansaldo, production of the Cannone da 75/32 commenced in 1937 with initial units delivered that same year.
Following Italy's capitulation, German forces captured some of these guns and reclassified them as 7.5 cm FK248(i).
This artillery piece saw deployment on the Eastern Front with the ARMIR (ARMata Italiana in Russia - Italian Army in Russia), specifically within the "201º Reggimento d'artiglieria motorizzato." It reportedly performed well against Soviet T-34 tanks.Template:Fix/category[citation needed]
Additionally, prior to the Ecuadorian–Peruvian War of 1941, several units were procured by the Peruvian Army.
Technical Details
The barrel was constructed as a single unit and, in the prototype phase, featured a muzzle brake. Its rifling had a twist rate of 20 calibers.
The carriage resembled that of the 75/18 Mod. 1934/1935, equipped with metal-spoked wheels initially made from Elektron, an alloy combining Magnesium and Aluminium. These were subsequently replaced by wheels fabricated from sheet steel. Each wheel measured 1.3 meters (3.28 ft) in diameter and incorporated a semi-pneumatic ring alongside an elastic torsion bar suspension system. The artillery piece could be towed at speeds up to 60 km/h (37.2 mph), exceeding the typical towing velocity for light artillery. The split trails were designed to fold into two sections, resulting in a relatively compact length when configured for transport.
This weapon was capable of firing shells using either one or two propellant charges, which produced varying muzzle velocities and consequently different effective ranges. Starting in 1943, it was upgraded with a 12 mm thick protective shield and an accelerated loading mechanism to facilitate more efficient engagement against armored targets.
Variants
The chassis of the 75/34 Mod. SF cannon served as the foundation for both towed and self-propelled artillery systems, notably being adapted for use on the P 26/40.
See also
References
- Artillery by Chris Chant, published by Amber Books, ISBN 1-84509-248-1