Originally Posted by
fgrieu
As pointed in
this post, it can be seen an inscription "LINE UNIT : 8799" on a photo of the recovered door plug (
source). And this 8799 is the line number of the N705AL B39M AC, delivered December 2023; not the line number 8789 of the N704AL accident aircraft, delivered October 2023, according to data on planespotters (source for
N705AL,
N704AL).
This seems to ….
This has been pointed out and addressed earlier in this thread.
Also that next to assembly procedures, configuration management issues may turn out to be causal or contributory factors.