| FNS Oulu (future HRM Vukovar) in Helsinki, 20 July 2006 | |
| Class overview | |
|---|---|
| Name: | Helsinki |
| Builders: | Wärtsilä Helsinki Shipyard |
| Operators: | Finnish Navy Croatian Navy |
| Preceded by: | Tuima class missile boats |
| Succeeded by: | Rauma class missile boats |
| 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: | 8.8 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 and 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 |