EASA AD US-2018-04-06
Fuselage - Forward Entry Door Cut-out Intercostals / Frame Inner Chord — Inspection / Repair
Federal Aviation Administration Airworthiness Directive 2018-04-06 is a final rule addressing The Boeing Company Model 737-100, -200, -200C, -300, -400, and -500 series airplanes. It mandates inspections and repairs related to cracking in the fuselage forward entry door cut-out intercostals and frame inner chord to ensure structural integrity and prevent potential loss of the forward entry door and rapid decompression.