SDR USAA951055

Service difficulty report · Intercostal · Boeing 7374B7

Difficulty date: September 26, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N430US
Make and model: Boeing 7374B7
Aircraft serial: 24552
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: 6545834259
Condition: Corrosion
Location: Bs 328.344
Part time: 17,472 hours
Stage of operation: IN
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

INT - DURING Q-4 CHECK VISUAL INSPECTION, FOUND .25 INCH BY 5 INCH AND .25 INCH BY 6 INCH CORRODED AREA BETWEEN BS 328 AND BS 344 AT LBL 12 INCHES. REPLACED INTERCOSTAL, REPAIRED PER SRM 51-10-2. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

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