SDR USAA960087

Service difficulty report · Stringer · Boeing 737401

Difficulty date: January 17, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N423US
Make and model: Boeing 737401
Aircraft serial: 23990
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Part number: BAC15201357
Condition: Corrosion
Location: Bs 787-847
Part time: 19,812 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 2 INCH BY 2 INCH CORRODED AREA AT FLOOR STRINGER, BS 787 TO BS 847 RBL 14 INCHES. REMOVED DAMAGED FLOOR STRINGER, COMPLETED INSTALLATION AND REPAIR OF FLOOR STRINGER. REPAIRED PER SRM 53-00-53 FIG 202 ALSO, SRM 51-10-2. CORROSION TASK NR C53-208-01, CORROSION LEVEL 2. (M)