Service difficulty report · Skin · Boeing 777FS2

Difficulty date
September 4, 2021
Submitted
September 24, 2021
Operation
Air carrier
Aircraft
N892FD
Make and model
Boeing 777FS2
Aircraft serial
38707
Aircraft time
38,991 hours, 6,333 cycles
Part
Skin
Part number
143W2341
Condition
Cracked
Location
Zone 100
Stage of operation
IN
How discovered
E
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

SURFACE HFEC INSPECTION FOUND 02EA CRACKS(FWD CRACK APPROX 0.900INCH IN LENGTH AND AFT CRACK APPROX 0.700INCH IN LENGTH) ON THE EXTERNAL SURFACE OF THE FUSELAGE SKIN AROUND THE 2 HOLES COMMON TO THE RIGHT SIDE UNDERWING LONGERON AND FUSELAGE SKIN AS MARK AS PER W/C E G-5310-E0332629 K P6 STEP 9.C THE 02EA CRACKS FOUND WITHIN THE TRIM LINE BOUNDARY IN BOEING DRAWING 675W0002 SH 7.REPAIRED AS PER EO:G-5310-E0332629 K P6 STEP 11.TITLE:FUSELAGE-MAINFRAME- INSPECTION AND MODIFICATION OF THE UNDERWING LONGERON AT BODY STATION 1035-BOEING SERVICE BULLETINS 777-53A0081 AND 777-53-0087.REPAIR CLASSIFIED AS MAJOR PER GMM 6-2-100. REFER TO WRI:53100825 FOR WORK DETAILS.

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