SDR FDEA201506171830

Service difficulty report · Skin · Doug MD11F

Difficulty date: June 17, 2015
Submitted: June 17, 2015
Operation: Air carrier
Aircraft: N525FE
Make and model: Doug MD11F
Aircraft serial: 48565
Aircraft time: 682 hours, 12,410 cycles
System (JASC): 5414 · Nacelle/Pylon, Plate/Skin
Part: Skin
Part number: AUB75551
Condition: Cracked
Location: Nr 1 Pylon
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

NUMBER 1 PYLON FARING 437CR, PN AUB7555-1, EXTERNAL SKIN HAS APPROX 3" CRACK IN CTR SECTION. IAW EA, ENGINEERING DISPOSITION IS REQUIRED FOR FINDING. FABRICATED FILLER & DOUBLER IAW SRM 54-50-02 REPAIR 9 FIG 201 SHEET 3 OF 4. OK TO INSTALL REPAIR. INSTALLED FILLER & DOUBLER IAW SRM 54-50-02 REPAIR 9 FIG 201 SHEET 3 OF 4.

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