SDR FDEA201210063575

Service difficulty report · Flange · Boeing 7572Y0

Difficulty date: October 6, 2012
Submitted: October 8, 2012
Operation: Air carrier
Aircraft: N961FD
Make and model: Boeing 7572Y0
Aircraft serial: 25268
Aircraft time: 51,232 hours, 23,707 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Flange
Condition: Corroded
Location: Bs 1825
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

APU INTAKE DUCT CUT-OUT AFT FLANGE HAS CORROSION AT BS 1825. REMOVED CORROSION IAW SRM 51-10-02 ORIGINAL MATERIAL .10 REMAINING .060 OUT OF LIMITS IAW SRM 53-00-01, FIG 101, DETAIL II. REPAIRED AFT STRAP IAW SRM 53-80-15, FIG 202, REPAIR NR1, MAJOR REPAIR.

More about the Boeing 757-2Y0