Rossetti-class research vessel

Class overview
Name	Rossetti class
Builders	Cantiere Navale Picchiotti, Viareggio (Livorno)
Operators	Italian Navy
In commission	1986–1989
Planned	2
Completed	2
Active	2
General characteristics
Type	Coastal research vessel
Displacement	324/330 tonnes, full load
Length	44.6 m (146 ft)
Beam	7.9 m (26 ft)
Draught	2.0 m (6.6 ft)
Propulsion	- 2 x Diesel engines Isotta Fraschini ID-36-SS-16V (440 kW (590 hp) each); - 2 x Diesel engines generators Isotta Fraschini ID-36-N-6V with alternator Ansaldo M5R; - Vincenzo Martellotta added another diesel engine generator silenced with alternator Magneti Marelli MKM 250;
Speed	12 knots (22 km/h; 14 mph)
Range	1,700 nautical miles (3,100 km; 2,000 mi)
Crew	- 17, of which:; - 2 officials; - 15 sailors;
Sensors &; processing systems	2 x GEM Elettronica SPN-753 navigation radar, X band

Last updated November 28, 2025

The Rossetti class of coastal research vessels consists of two units operated by the Italian Navy and named as "Nave Esperienze" (experiences ship).^[1] The vessels are used by Centro Supporto Sperimentazioni Navali (Naval Experimentation Support Centre) for technologies research and development trials on anti-submarine weapons.

Features

Specifically designed for experiments, new technologies tests in relation to weapon and platform systems, the unit is mainly operated by the Permanent Commission for Experiments on War Materials at La Spezia.^[2]

Raffaele Rossetti (A 5315) is fitted with WASS 533 mm torpedo launcher.

Vincenzo Martellotta (A 5320) is fitted with WASS B515/3 324 mm torpedo launcher.

Vincenzo Martellotta (A 5320) is fitted with WASS B515/3 324 mm torpedo launcher

Ships

Italian Navy - Rossetti class
Name	Pennant number	Displacement full load	Laid down	Launched	Commissioned	Motto
Raffaele Rossetti	A 5315	324 tonnes		12 July 1986	20 December 1986	Fortior in asperis
Vincenzo Martellotta	A 5320	330 tonnes	1987	1988	December 1989	Rerum cognoscere causas

References

↑ "Raffaele Rossetti – Marina Militare". www.marina.difesa.it. Archived from the original on 2015-09-20.
↑ "Rossetti - Marina Militare". www.marina.difesa.it (in Italian). Retrieved 2024-06-14.

External links

Rossetti (A 5315) Marina Militare website

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[1] "Raffaele Rossetti – Marina Militare". www.marina.difesa.it. Archived from the original on 2015-09-20.

[2] "Rossetti - Marina Militare". www.marina.difesa.it (in Italian). Retrieved 2024-06-14.

[1]

[2]

v t e Ship classes of the Italian Navy
Aircraft carriers	Cavour ^S Giuseppe Garibaldi ^S
Amphibious ships	Trieste ^S San Giorgio class LCM62 class MTM217 class MTP96 class
Destroyers	Nicoloso da Recco (Navigatori class)^C Grecale (Maestrale class)^C Granatiere (Soldati class)^C Artigliere class (Benson/Gleaves class)^X Fante class (Fletcher class)^X San Giorgio class Impetuoso class Impavido class Audace class Durand de la Penne class Orizzonte class
Frigates	Aldebaran class (Cannon class)^X Centauro class Bergamini class Alpino class Lupo class Maestrale class Soldati class Bergamini class
Corvettes	Antilope class Gabbiano class ^C Alabarda ^S Albatros class Sentinella ^S Pietro De Cristofaro class Minerva class
Patrol boats	Thaon di Revel class (PPA) Cabrini class (UNPAV) Comandanti class Cassiopea class Sirio class Esploratore class
Submarines	Enrico Tazzoli class (Gato class)^X Evangelista Torricelli class (Balao class)^X Gianfranco Gazzana-Priaroggia class (Tench class)^X Livio Piomarta class (Tang class)^X Marconi class Toti class Sauro class Todaro (Type 212)^X SRV-300 ^S
Minesweepers	Gaeta class Lerici class
Auxiliary ships	Vulcano class Etna class Stromboli class Anteo ^S Marino class Elettra ^S Alliance ^S Leonardo ^S Ammiraglio Magnaghi ^S Ninfe class Rossetti class Simeto class Bormida ^S Panarea class Gorgona class Ponza class GGS 1012 class Atlante class Ciclope class RP 101 class RP 113 class RP 118 class Ercole ^S Porto class Cheradi ^S Argo ^S
Training ships	Amerigo Vespucci Palinuro Italia Orsa Maggiore Caroly Capricia Stella Polare Corsaro II
Floating dry docks	GO 59 GO 58 GO 55 GO 52 GO 22 GO 20 GO 11
Future ships	USSP UIOM DDX
S Single ship of class C Served in World War II X Imported

Class overview

Name	Rossetti class
Builders	Cantiere Navale Picchiotti, Viareggio (Livorno)
Operators	Italian Navy
In commission	1986–1989
Planned	2
Completed	2
Active	2
General characteristics
Type	Coastal research vessel
Displacement	324/330 tonnes, full load
Length	44.6 m (146 ft)
Beam	7.9 m (26 ft)
Draught	2.0 m (6.6 ft)
Propulsion	- 2 x Diesel engines Isotta Fraschini ID-36-SS-16V (440 kW (590 hp) each) - 2 x Diesel engines generators Isotta Fraschini ID-36-N-6V with alternator Ansaldo M5R - Vincenzo Martellotta added another diesel engine generator silenced with alternator Magneti Marelli MKM 250
Speed	12 knots (22 km/h; 14 mph)
Range	1,700 nautical miles (3,100 km; 2,000 mi)
Crew	- 17, of which: - 2 officials - 15 sailors
Sensors & processing systems	2 x GEM Elettronica SPN-753 navigation radar, X band

Rossetti-class research vessel

Contents

Features

Ships

References

External links