SDR USAA950554

Service difficulty report · Intercostal · Boeing 7373B7

Difficulty date: May 5, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N396US
Make and model: Boeing 7373B7
Aircraft serial: 23318
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Condition: Corroded
Location: Bs 294-344
Part time: 27,247 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-6 CHECK VISUAL INSPECTION, FOUND TOTAL AREA OF CORROSION .25 INCH BY 10 INCH, 6 INTERCOSTALS CORRODED AND NUTPLATE HOLES BS 294-344, 3 AT LBL 11 BS 294-344, 3 AT RBL 11 BS 294-344. REPAIRED PER SRM 51-10-1. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)

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