Are you looking for NSN 3010000016783? ASAP Aero Supplies is one of the leading distributor, has a ready-to-ship inventory that includes over 2 billion obsolete parts sourced from over 5,000 global manufacturers, including Coupling Half Shaft - 54000-40069 manufactured by Aai Inc.
We are committed to getting you the highest quality parts. We are the only independent distributor in the U.S. with a no China sourcing pledge.