Service difficulty report · Stringer · Boeing 747428

Difficulty date
November 9, 2018
Submitted
December 4, 2018
Operation
Air carrier
Aircraft
N919CA
Make and model
Boeing 747428
Aircraft serial
25302
Aircraft time
95,752 hours, 13,841 cycles
Engine
Ge CF680C2B1F
Part
Stringer
Part number
65B10789U19
Condition
Cracked
Location
Le Slat
Stage of operation
IN
How discovered
V
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

NUMBER 20 VARIABLE CAMBER FLAP ATTACHMENT STRINGER HAS 1 EACH CRACK. REPLACED CRACKED STRINGER PER STRUCTURAL REPAIR MANUAL 51-10-02 AND 51-40-02.