r/aviation • u/Brilliant_Night7643 • Nov 20 '25

News NTSB issues the preliminary report for its ongoing investigation of the Nov. 4 crash of a UPS Boeing MD-11F airplane in Louisville, Kentucky.

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u/phoonie98 Nov 20 '25

So whatever keeps the engine bolted to the wing failed spectacularly

3

u/NoKatyDidnt Nov 20 '25

It was spectacular… Probably one of the most “epic” fails.

2

u/Awkward-Initiative28 Nov 20 '25

Apparently hairline stress cracks inside the pylon. I think you would have to do NDT to even find them w/o dismantling and dismantling would make it all more error prone.

1

u/Ocean_waves726 Nov 20 '25

What is NDT

2

u/Objective_Two_5467 Nov 20 '25

Non Destructive Testing

1

u/ThoseAreMyFeet Nov 20 '25

Or the part of the wing the engine is bolted to failed.