I am not sure if this directive covers the "butt straps" which are used to tie the various sections of aeroplanes together.
Had you followed the links provided in the opening post or just used Google for a minute or two you wouldn't be unsure.
I have noticed there has been an alarming increase in 737s breaking at these points in minor crashes.
I suppose you can show some solid data to support this claim and it isn't just something you pulled out of an old hat you found.