United Airlines is finding loose fitting mounting bolts for the mid aft plug door 737-9 : r/boeing

United Airlines discovered five of their Boeing 737-9 MAXs, delivered

United, Alaska Air find loose hardware on Boeing 737 Max 9s

United Airlines is finding loose fitting mounting bolts for the mid aft plug door 737-9 : r/boeing

United Airlines found loose bolts, other issues on grounded Boeing 737 Max 9 jets

Update on B737 MAX 9 - Operators and Regulators Response

United Airlines finds loose bolts on door plugs in grounded 737 MAX 9 planes – KIRO 7 News Seattle

With yet another 737 Max 'mid air incident' with an Alaskan Airline door blowing out on a brand new plane, is there any way to fix Boeing or are they hopelessly incompetent?

More Loose Bolts: Boeing 737 MAX 9 Problems Widespread As United Finds 5 Faulty Planes - View from the Wing

United Airlines says it found loose bolts while inspecting Boeing 737 Max 9 planes - The Verge

United Airlines Finds Loose Bolts on Boeing 737 MAX 9 Door Plugs

737 incidents prompt new scrutiny at Boeing - Leeham News and Analysis

Gosh, The Boeing 737 MAX Is A Mess - One Mile at a Time

Diagram of a Boeing 737-9 mid-cabin door plug and components (Source: Boeing) : r/aviation

Boeing supplier that made Alaska Airlines door plug was warned of defects with other parts, lawsuit claims - CBS News