Walter HWK 109-500

HWK 109-500
HWK 109-500 on display at the Royal Air Force Museum Cosford
Type Liquid-propellant rocket (assist unit)
Manufacturer Hellmuth Walter Kommanditgesellschaft
Number built 6,000

The Walter HWK 109-500 was a liquid-fuelled rocket engine developed by Walter in Germany during the Second World War.