Not a plane fag. Looked up parts suppliers for the Boeing 737. See pic for what I interpret as the supplier for autopilot (BAE).

Sauce for complete list where planefag sleuths may find useful info to share.

http://www.airframer.com/aircraft_detail.html?model=B737

>>5659638

>>5659643

Caution on that website - number of page searches is limited (8) to non-subscribers. Just discovered.

>>5659662

I'm not all in on the China hack hypothesis yet. My original search was to discover who authored the auto-pilot software since that's where Boeing says the glitch was in the Indonesian crash.