Service difficulty report · Spar · Boeing 777FS2

Difficulty date
June 4, 2020
Submitted
June 26, 2020
Operation
Air carrier
Aircraft
N853FD
Make and model
Boeing 777FS2
Aircraft serial
37724
Aircraft time
42,315 hours, 6,562 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Part number
111W220251
Condition
Cracked
Location
Rt Wing
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

DURING ULTRASONIC INSPECTION ON THE VERTICAL FLANGE OF THE SPAR CHORD AND HIGH FREQUENCY EDDY CURRENT OPEN HOLE INSPECTION CARRIED OUT ON REMOVED FASTENER HOLES AT RIGHT HAND SIDE UNDERWING LONGERON LOWER WING BODY STATION 1035. VERTICAL FLANGE OF THE SPAR CHORD AND FOUND 01EA LOWEST OUTBOARD HOLE WITH CRACK INDICATION. WING CENTER SECTION FRONT SPAR LOWER CHORD RIGHT HAND VERTICAL FLANGE AT BODY STATION 1035 RBL 95.93 - RBL 67.00 REPAIR CARRIED OUT AS PER SRM 57-10-10-2R FIGURE 202 REPAIR 1. REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100.

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