Sting Ray (torpedo)
| Sting Ray | |
|---|---|
| HMS Westminster (F237) fires a Sting Ray Training Variant Torpedo from the tubes adjacent to her hangar | |
| Type | Lightweight ASW torpedo | 
| Place of origin | United Kingdom | 
| Service history | |
| In service | 1982–present | 
| Used by | Royal Navy Royal Norwegian Navy Royal Thai Navy Romanian Navy | 
| Production history | |
| Designed | 1969–80 | 
| Manufacturer | GEC-Marconi (Marconi Space and Defence Systems - MSDS), then Marconi Underwater Systems Ltd (MUSL) then BAE Systems Underwater Systems (part of BAE Systems Integrated System Technologies) | 
| Specifications | |
| Mass | 267 kg (589 lb) | 
| Length | 2.6 m (8.5 ft) | 
| Diameter | 330 mm (13 in) | 
| Maximum firing range | 8 to 11 km (8,700 to 12,000 yd) | 
| Warhead | Torpex | 
| Warhead weight | 45 kg (99 lb) | 
| Engine | Electrical pump-jet Magnesium/silver-chloride batteries | 
| Maximum speed | 45 kn (83 km/h) | 
| Guidance system | Active and passive sonar | 
| Launch platform | Frigates, destroyers, helicopters, Nimrod and P-8 Poseidon aircraft | 
The Sting Ray is a British acoustic homing lightweight torpedo (LWT) manufactured by GEC-Marconi, who were later bought out by BAE Systems. It entered service in 1982.