United Airlines Finds Loose Bolts on At Least 5 Boeing 737 Max 9 Planes

Photo Credit: An NTSB inspector inspecting the location of a detached mid-cabin door plug on an Alaska Airlines Boeing 737-9. Flickr / National Transportation Safety Board
Skift Take
United has already found at least five planes with loose door plug bolts as it begins inspecting its Boeing 737 Max 9 fleet.
United Airlines has found loose door plug bolts on at least five of the Boeing 737 Max 9 planes, as airlines begin inspecting planes following the Federal Aviation Administration's temporary grounding order.
The loose bolts were found during initial inspections of what is known as the "mid-cabin door plug" partway down the fuselage of the 737-9, according to maintenance logs viewed by Skift.
“LH Mid Cabin Emergency Exit Door Plug, Upper Forward Guide Fitting, Lower Attach Bolts (2 ea.) are loose,” re