"...Boeing and Spirit AeroSystems said they discovered improperly drilled fastener holes in the aft pressure bulkhead — which maintains pressure when planes are at cruising altitude – on the fuselages of some models of the 737 Max. Wichita, Kansas-based Spirit said late Wednesday because it uses multiple suppliers, only some units are impacted and it will continue to deliver fuselages to Boeing.
Boeing said the issue does not affect safety of flight, and 737 Max planes already in service can keep flying..."
"...Boeing and Spirit AeroSystems said they discovered improperly drilled fastener holes in the aft pressure bulkhead — which maintains pressure when planes are at cruising altitude – on the fuselages of some models of the 737 Max. Wichita, Kansas-based Spirit said late Wednesday because it uses multiple suppliers, only some units are impacted and it will continue to deliver fuselages to Boeing.
Boeing said the issue does not affect safety of flight, and 737 Max planes already in service can keep flying..."