SDR FDEA201204141428

Service difficulty report · Floorbeam · Boeing 757*

Difficulty date: April 14, 2012
Submitted: April 16, 2012
Operation: Air carrier
Aircraft: N964FD
Make and model: Boeing 757*
Aircraft serial: 24884
Aircraft time: 68,411 hours, 20,650 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 141N5113
Condition: Corroded
Location: Bs 377.7
Stage of operation: IN
How discovered: V
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

FLOORBEAM, BS 377.7, UPPER TEE, LBL 62-RBL 62, CORRODED. BLENDED AREA ORIG MATERIAL .125 AFTER REWORK .087 MATERIAL LOSS .038 FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL III, L=3.0 W=2.0 W=.038. R & R FLOORBEAM IAW SRM 51-40-02 AND DWG 141N5113. MAJOR REPAIR.