Based upon a British design, these guns had a vertical sliding breech block mechanism. Used on torpedo boats and medium sized submarines. Many were later used as improvised AAA weapons in Sicily and Southern Italy in 1942-1943.
This gun or a variation was also used on the Argentine Salta class submarines.
| Designation | 102 mm/35 (4") Schneider-Armstrong Model 1914-1915 |
|---|---|
| Ship Class Used On | Torpedo Boats: Pilo, Audace and Diana classes
Submarines: Mameli, Pisani, Bandiera, Squalo, Bragadin, Argonauta and Settembrini classes Plus various light units and auxiliaries |
| Date Of Design | About 1914 |
| Date In Service | 1917 |
| Gun Weight | 1.2 tons (1.22 mt) |
| Gun Length oa | N/A |
| Bore Length | about 140 in (3.556 m) |
| Rifling Length | N/A |
| Grooves | N/A |
| Lands | N/A |
| Twist | N/A |
| Chamber Volume | N/A |
| Rate Of Fire | 7 rounds per minute |
| Type | Fixed |
|---|---|
| Weight of Complete Round | AP: N/A
HE: N/A |
| Projectile Types and Weights | AP: 33.7 lbs. (15 kg)
HE: 30.3 lbs. (13.74 kg) |
| Bursting Charge | N/A |
| Projectile Length | N/A |
| Propellant Charge | N/A |
| Muzzle Velocity | 2,461 fps (750 mps) |
| Working Pressure | N/A |
| Approximate Barrel Life | N/A |
| Ammunition stowage per gun | N/A |
| Elevation | Distance |
|---|---|
| 45 degrees | 12,800 yards (11,700 m) |
| Designation | Single Mountings |
|---|---|
| Weight | about 4.92 tons (5.0 mt) |
| Elevation | Naval Mountings: -5 / +45 degrees
AA Mountings: -5 / +85 degrees |
| Elevation Rate | Manually operated, only |
| Train | 360 degrees |
| Train Rate | Manually operated, only |
| Gun recoil | N/A |
"Naval Weapons of World War Two" by John Campbell
"Italian Warships of World War II" by Aldo Fraccaroli
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Special help from Georg v. Rauch
31 January 2008 - Benchmark
23 September 2012 - Changed links to new location
13 July 2025 - Converted to HTML 5 format and added gun sketch