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Sauro-class submarine

Sauro class.jpg
Class overview
Operators:  Marina Militare
Preceded by:
Succeeded by: Todaro class
In service: 1980
In commission: 1979
Completed: 8
Active: 4
Retired: 4
Preserved: 1
General characteristics
Type: Submarine
Displacement:
  • I and II Batches:
  • 1,456 tons surfaced
  • 1,641 tons submerged
  • III Batch:
  • 1,476 tons surfaced
  • 1,662 tons submerged
  • IV Batch:
  • 1,653 tons surfaced
  • 1,862 tons submerged
Length:
  • I and II Batches:
  • 63.85 m
  • III Batch:
  • 64.36 m
  • IV Batch:
  • 66.00 m
Beam: 6.83 m
Draught:
  • I and II Batches:
  • 5.3 m
  • III Batch:
  • 5.6 m
  • IV Batch:
  • 6.3 m
Propulsion:
  • 3 x shaft diesel Grandi Motori Trieste GMT 210.16-NM (2,7 mW)
  • I, II and III Batches::
  • 1 electric engine Magneti Marelli (2.686 kW)
  • IV Batch::
  • 1 electric engine ABB
Speed:
  • 12 knots (22 km/h; 14 mph) surfaced
  • 19 knots (35 km/h; 22 mph) submerged
Range: 2,500 nmi (4,600 km; 2,900 mi) to 12 knots (22 km/h; 14 mph)
Test depth: 300 m
Complement: 7 officers, 44 men
Sensors and
processing systems:
  • I and II Batches:
  • 1 x radar SMA SPS-704
  • 1 x sonar Elsag-USEA IPD70/S
  • Submarine Action Information System SMA/Datamat MM/SBN-716 SACTIS
  • periscopes Kollmorgen MOD.324
  • communication system by ELMER
  • III and IV Batches, after update 1999/2005:
  • 1 x radar SMA MM/BPS 704-V2
  • 1 x sonar STN Atlas Elektronik – ISUS 90-20
  • Combat System STN Atlas Elektronik – ISUS 90-20
  • periscopes Kollmorgen MOD.324
  • communication system IRSC, by Hagenuk Marinekommunikation
Electronic warfare
& decoys:
  • I and II Batches:
  • ESM systems Elettronica Spa, Thetis ELT/124-s and MM-BLD/1
  • III and IV Batches, after update 1999/2005:
  • ESM systems Elettronica Spa, BLD-727
Armament:
  • I and II Batches::
  • 6 x 533 mm torpedo tubes
  • 12 torpedoes Whitehead A-184 or 24 mines carried
  • III and IV Batches::
  • 6 x 533 mm torpedo tubes
  • 12 torpedoes Whitehead A-184 Mod.3 or 24 mines carried

The Nazario Sauro class are submarines operated by the Italian Navy. All boats were built by Fincantieri in Monfalcone.

There are three sub groups built in four batches:









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