SDR USAA951175

Service difficulty report · Intercostal · Boeing 737401

Difficulty date: November 3, 1995
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N417US
Make and model: Boeing 737401
Aircraft serial: 23984
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Intercostal
Part number: 6545834259
Condition: Corrosion
Location: Bs 328-344
Part time: 19,934 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-5 CHECK VISUAL INSPECTION, FOUND CORROSION 1 INCH DIAMETER AREA, INTERCOSTAL UPPER FLANGE STATION 328 TO 344 LBL 12, WL 208. REPLACED INTERCOSTAL, REPAIRED PER SRM 51-10-2. CORROSION TASK NR C53-107-02, CORROSION LEVEL 2. (M)