SDR FDEA201306071225

Service difficulty report · Floorbeam · Boeing 757230

Difficulty date: June 7, 2013
Submitted: June 10, 2013
Operation: Air carrier
Aircraft: N985FD
Make and model: Boeing 757230
Aircraft serial: 24737
Aircraft time: 56,840 hours, 19,976 cycles
System (JASC): 5315 · Fuselage Main, Floor Beam
Part: Floorbeam
Part number: 146N51091
Condition: Corroded
Location: Bs 1640
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

BS 1640, FLOORBEAM UPPER LIP SCREW HOLES ARE CORRODED AT RBL 50. REMOVED CORROSION, FOUND TO BE OUT OF LIMITS IAW SRM 51-10-02 AND 53-00-51, FIG 101, DETAIL 3, INSTALLED NEW FLOORBEAM IAW SRM 51-40-02 AND DWG 146N5109, AT BS 1640, LBL 70 -RBL 70. MAJOR REPAIR.