SDR CALA0700451

Service difficulty report · Stiffener · Boeing 7373T0

Difficulty date: August 22, 2007
Submitted: August 22, 2007
Operation: Air carrier
Aircraft: N14324
Make and model: Boeing 7373T0
Aircraft serial: 23375
Aircraft time: 66,721 hours, 30,300 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Stiffener
Part number: 6546568520
Condition: Corroded
Location: Fuselage
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

INSPECTION FOUND AFT PRESSURE BULKHEAD CHANNEL STIFFENER CORRODED ON LOWER END, BOTH SIDES, STA 1016 FRAME ASSEMBLY. THE CORRODED SECTION OF APB CHANNEL STIFFENER WAS REMOVED AND A REPAIR WAS INSTALLED IAW BOEING DRAWING 65C28106-1 AND EA 5310-04045, REV A, OP 02, STEP 1.