Helsinki-class missile boat

	Dubrovnik (RTOP-42) in the Lora naval base, August 2011
Class overview
Name	Helsinki
Builders	Wärtsilä Helsinki Shipyard
Operators	Finnish Navy; Croatian Navy;
Preceded by	Tuima-class missile boat
Succeeded by	Rauma-class missile boat
In service	1981–2007 (Finland); 2008– (Croatia);
Completed	4
Active	2
Scrapped	2
General characteristics
Type	Fast attack craft
Displacement	300 tons
Length	45 m (148 ft)
Beam	8.9 m (29 ft)
Draught	3 m (10 ft)
Installed power	3 × MTU 16V 538 TB92; 9,000 kW (combined);
Propulsion	Three shafts
Speed	32 knots (59 km/h; 37 mph)
Complement	30
Sensors &; processing systems	Philips 9LV 225 fire control radar; Saab EOS400 optical director; 9GA 208 Surface search radar; Raytheon ARPA Navigation radar; Simrad SS304 hull mounted sonar; Finnyards Sonac/PTA towed array sonar;
Electronic warfare; & decoys	Philax chaff and IR flairs; ESM: Argo Systems radar warning system; 6 × 103 mm rails for rocket illuminants;
Armament	1 × Bofors 57 mm/70 Mk1; 2 × Sako twin-barreled 23 mm/87 (modified ZU-23-2); 8 × Saab RBS-15 SSM; 2 × rails for depth charges;

Helsinki-class missile boat (Finnish: Helsinki-luokan ohjusvene) is a class of four fast attack craft built for the Finnish Navy. All the ships were constructed at the Wärtsilä Helsinki Shipyard, Finland, and had Pansio as their homeport.

Class overview
Dubrovnik (RTOP-42) in the Lora naval base, August 2011
Name	Helsinki
Builders	Wärtsilä Helsinki Shipyard
Operators	Finnish Navy Croatian Navy
Preceded by	Tuima-class missile boat
Succeeded by	Rauma-class missile boat
In service	1981–2007 (Finland) 2008– (Croatia)
Completed	4
Active	2
Scrapped	2
General characteristics
Type	Fast attack craft
Displacement	300 tons
Length	45 m (148 ft)
Beam	8.9 m (29 ft)
Draught	3 m (10 ft)
Installed power	3 × MTU 16V 538 TB92 9,000 kW (combined)
Propulsion	Three shafts
Speed	32 knots (59 km/h; 37 mph)
Complement	30
Sensors & processing systems	Philips 9LV 225 fire control radar Saab EOS400 optical director 9GA 208 Surface search radar Raytheon ARPA Navigation radar Simrad SS304 hull mounted sonar Finnyards Sonac/PTA towed array sonar
Electronic warfare & decoys	Philax chaff and IR flairs ESM: Argo Systems radar warning system 6 × 103 mm rails for rocket illuminants
Armament	1 × Bofors 57 mm/70 Mk1 2 × Sako twin-barreled 23 mm/87 (modified ZU-23-2) 8 × Saab RBS-15 SSM 2 × rails for depth charges