SDR FDEA201107192820

Service difficulty report · Structure · Boeing 727233

Difficulty date: July 19, 2011
Submitted: July 20, 2011
Operation: Air carrier
Aircraft: N257FE
Make and model: Boeing 727233
Aircraft serial: 20939
Aircraft time: 58,584 hours, 37,359 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Structure
Condition: Corroded
Location: Bs 930
Stage of operation: IN
How discovered: 9
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

SURFACE CORROSION AROUND FASTENERS LOWER SIDE OF FLOORBEAM TOP TEE , BS 930, RBL 60. REMOVED CORROSION AND FOUND OUT OF LIMITS IAW SRM 53-10-1, FIG 4, FABRICATED REPAIR ANGLES IAW EA 7-5310-154104, AND INSTALLED IAW SRM 51-10-2, 51-30-2, AND EA 7-5310-154104.