Walter HWK 109-500

HWK 109-500
HWK 109-500 on display at the Royal Air Force Museum Cosford
TypeLiquid-propellant rocket (assist unit)
ManufacturerHellmuth Walter Kommanditgesellschaft
Number built6,000

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