SFI Chassis Specs Are U Serious?

[SSDiv6]

Originally Posted by James L Miller

All the Mil-Specs I'm familiar with have been cancelled and replaced by basically the same document under ASME and now they charge for them. I still use the Mil-Secs on plating callouts because I don't want to have to pay ASME to see if they changed anything.

That's correct and it is the way the industry is heading.
The DOD and the FAA are tasking SAE to develop their specifications.
Although the FAA regulations are available for free online, any reference documents used in the regulations from SAE, RTCA, ISO, etc..., you have to purchase them from the source.