This specification has been declared "NONCURRENT" by the Aerospace Materials Division, SAE, as of 10-1-83. It is recommended that this specification not be specified for new designs. See AMS 4845 for a recommended substitute casting alloy.
This specification covers a magnesium alloy in the form of sand castings. Primarily for parts operating in service in the range 300 degrees - 500 degrees F (150 degrees - 260 degrees C).
This specification has been declared "CANCELLED" by the Aerospace Materials Division, SAE, as of January 2010 and no superseding specification is identified. By this taction, this document will remain listed in the Numercial Section of the Index of Aerospace Material Specifications, noting that it has been cancelled. This specification covers an aluminum alloy in the form of sand castings. Primarily for components operating up to 600 °F (315 °C).