SDR USAA990763

Service difficulty report · Floorbeam · Boeing 737301

Difficulty date: August 3, 1999
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N341US
Make and model: Boeing 737301
Aircraft serial: 23510
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Condition: Corroded
Location: Bs 773
Part time: 74,131 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

CLT - DURING A Q-1 CHECK VISUAL INSPECTION FOUND A 4 INCH BY 1 INCH AREA OF CORROSION AT STA 773, LBL 3 FLOORBEAM AFT CARGO. CORROSION LEVEL 2. CUT OUT CORROSION, INSTALLED REPAIR ANGLE, DOUBLER PER TR 53-10-06, SRM'S 51-30-09, 51-10-02, 51-20-01/05. (X)