This increase in strength is not automatic; it requires precise heat treatment. MIL-H-6088 provided the "recipe" for these procedures, primarily focusing on:
Improper aging could result in a "T42" temper when a "T81" or "T851" was required, leaving the part unable to handle flight loads. 5. Legacy and Modern Transition mil-h-6088
However, there are two niche scenarios where you might encounter it: This increase in strength is not automatic; it
A: The U.S. Department of Defense has declassified superseded specifications. Copies are available through the Defense Logistics Agency (DLA) Assist database or historical archives like Everyspec.com. mil-h-6088