Service difficulty report · Intercostal · Boeing 7377H4

Difficulty date
August 27, 2018
Submitted
February 21, 2022
Operation
Air carrier
Aircraft
N745SW
Make and model
Boeing 7377H4
Aircraft serial
29491
Aircraft time
68,000 hours, 40,065 cycles
Part
Intercostal
Condition
Corroded
Location
Aft Cargo Compt
Stage of operation
IN
How discovered
9
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 CARGO COMPARTMENT STA 765 RBL22.5; Z-AANGLE SUPPORT INTERCOSTAL HAS CORROSSION AT AFT END OF UPPER FLANGE. / REMOVED CORROSION ON INTERCOSTAL AT AFT CARGO STA 765 RBL 22.5; ORIG. 'T' .037' REM. .027' LOSS .005' FOUND OUT OF LIMITS IAW SRM 53-00-53-1A-2. REMOVED AND REPLACED INTERCOSTAL IAW SRM 51-40-02 AND DWG 146A7505 REV -

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