SDR SWAA112156

Service difficulty report · Stiffener · Boeing 7377H4

Difficulty date
March 27, 2011
Submitted
March 28, 2011
Operation
Air carrier
Aircraft
N797MX
Make and model
Boeing 7377H4
Aircraft serial
27890
Aircraft time
36,847 hours, 21,405 cycles
Part
Stiffener
Part number
111A24012
Condition
Cracked
Location
Center Wing Box
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

DURING SCHEDULED SPV CHECK, FOUND CENTER WING BOX SHEAR STIFFENER CRACKED AT BS 540, LBL 42. REMOVED AND REPLACED STIFFENER PER SRM.

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