SDR FDEA201005271685

Service difficulty report · Skin · Boeing 757204

Difficulty date: May 27, 2010
Submitted: May 27, 2010
Operation: Air carrier
Aircraft: N925FD
Make and model: Boeing 757204
Aircraft serial: 27238
Aircraft time: 54,416 hours, 19,908 cycles
System (JASC): 5754 · Leading Edge Devices
Part: Skin
Part number: 114N4005186A
Part serial: A20700
Condition: Corroded
Location: Le Slat
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

NR 7 SLAT NOSE SKIN HAS DEEP PITTED AREAS AND IS CORRODED AT WS 369.50 TO 425.50. BLENDED CORROSION IAW SRM 51-10-02, REWORKED AREA DIMENSIONS = 35.0"L X 1.0"W X .019"D, ORIGINAL MAT'L THICKNESS .063", MAT'L AFTER REWORK .044", FOUND OUT OF LIMITS IAW SRM 57-43-01, FIG 101, DET V ACCOMPLISHED EA F-5740-141154, MINOR REPAIR.