FAA Orders Mandatory Inspections for 471 Boeing 737 MAX Jets

The Federal Aviation Administration has ordered mandatory inspections of 471 U.S.-registered Boeing 737 MAX aircraft after cracks were discovered in a structural reinforcement near the forward service door. The airworthiness directive, published Thursday, takes effect Sept. 10 and requires repairs to be completed before any affected aircraft returns to service.

Structural Integrity Concerns

According to the FAA, the cracks were identified in the bear strap and structural reinforcement around the forward upper corner of the forward service or galley door cutout on the right side of the fuselage. The agency warned that undetected cracking could reduce structural integrity and may compromise the airframe's ability to sustain limit loads.

Boeing Response and Implementation

Boeing said the issue has not been observed on the 737 MAX fleet itself, but the company extended inspections to the MAX 8, MAX 9 and MAX 8-200 models due to similar design and manufacturing processes. Boeing is conducting an engineering analysis to determine the root cause and is developing changes to prevent future occurrences. While the directive is mandatory, the FAA stopped short of grounding the fleet, instead establishing inspection intervals based on aircraft usage to allow operators to identify and correct defects through scheduled maintenance. The action comes amid continued regulatory scrutiny of Boeing's production and quality control processes.