Service difficulty report · Longeron · Boeing 777FS2

Difficulty date
May 29, 2020
Submitted
May 30, 2020
Operation
Air carrier
Aircraft
N853FD
Make and model
Boeing 777FS2
Aircraft serial
37724
Aircraft time
42,315 hours, 6,562 cycles
Part
Longeron
Part number
140W9255401
Condition
Cracked
Location
Bs 1035
Stage of operation
IN
How discovered
U
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ULTRASONIC INSPECTION OF THE LEFT HAND UNDERWING LONGERON FOUND CRACKED AT BS 1035. COMPLIANCE WITH E.O. # G-5310-E0332629 E P5. TITEL: FUSELAGE Ï¿½ MAINFRAME Ï¿½ INSPECTION AND MODIFICATION OF THE UNDERWING LONGERON AT BODY STATION 1035, SERVICE BULLETINS 777-53A0081 AND 777-53-0087. REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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