Sauro IV  
Initial Operational Capability (IOC): 1993
Total Production: 2
Also Known As: Primo Longobardo
Origin: Italy
Corporations: Fincantieri
Parent System: Sauro
Initial Operational Capability (IOC): 1980
Total Production: 8
Family Members: Sauro I and Sauro III
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Description: The Sauro IV-class coastal submarines are the last derivative of Italian Sauro submarines featuring improved sonar system and greater displacement than previous models.

The Italian Navy is currently evaluating the possibility of installing sub-Harpoon anti-ship missiles on these submarines.

Sauro IV Specifications

Crew: 50
Number of Weapons: 12
Torpedo Tubes: 6
Beam: 6.80 meter (22.3 foot)
Length: 66 meter (218 foot)
Max Operating Depth: 500 meter
Max Range: 500 kilometer (270 nautical mile)
Power: 3,400 shp (2.54 MW)
Top Speed Submerged: 10.3 mps (20.0 knot)
Displacement Submerged: 1,860 ton
CEP: Circular Error Probable
Meters (m)   Kilometers (km)   Nautic Miles (nm)   Inch (in)   Yard (yd)   Foot (ft)   Millimeter (mm)
Pound (lb)   Kilogram (kg)   kN (KiloNewton)   Ton (t)
Meters per Second (mps)   Kilometers per Hour (kph)   Knot (kt)   Miles per Hour (mph)
Liter (l)   Galon (gl)
Year (yr)   Minutes (min)   Second (sec)
Shaft-Horse-Power (shp)

Operators & Related Equipment


Grand Total 21
Offensive Weapons
UGM-84L Sub-Harpoon

Sauro IV Ship Listing

SerialNameStatusLaunch DateCommissionDecommission
S524 Primo Longobardo-1993-
S525 Gianfranco Gazzana Priaroggia-1995-

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