109-509 Motor Types
Basic Motor Parts
109-509 Rocket Fuels
Other Rocket Fuels
Motor Operating
Motor Testing

In this section, the design, construction and operation of the Walter motors is described. Most of the detailed documents available in accessible archives describe the Walter 109-509.A2 motor. Where possible, other 109-509 series motors have been included. However, some of the most important design points are covered in great detail.

For convenience, there is a reference link to the list of 109-509 series motors, although other series motors are described in other sections.

For a detailed, annotated diagramme of the Walter HWK 109-509.A-2 which shows all the parts and piping, follow this link.

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