SDR DALA13049050908

Service difficulty report · Tee Fitting · Doug MD88

Difficulty date: October 2, 2013
Submitted: October 3, 2013
Operation: Air carrier
Aircraft: N908DL
Make and model: Doug MD88
Aircraft serial: 49539
Aircraft time: 69,278 hours, 53,760 cycles
System (JASC): 5312 · Fuselage Main, Bulkhead
Part: Tee Fitting
Condition: Corroded
Location: Bulkhead
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

AFT PRESSURE BULKHEAD TEE ANGLE CORRODED ON LOWER FWD FLANGE, LEFT OF LONGERON 30. REMOVED CORRODED FRAME DOUBLER, DAMAGE CONTAINED. CORROSION CONTAINED IN AREA WITH REMOVAL OF FRAME DOUBLER. REAMED ALL FASTENER HOLES COMMON TO DOUBLER, TO JACK FITTING, AND TO DIVERTER. INSTALLED DOUBLER, WEB, CENTER POST, AND ALL RELATED PARTS.

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