SDR UPS04443235

Service difficulty report · Skin · Boeing 747200

Difficulty date: September 27, 2004
Submitted: October 4, 2004
Operation: Air carrier
Aircraft: N523UP
Make and model: Boeing 747200
Aircraft serial: 22381
Aircraft time: 73,260 hours, 15,099 cycles
System (JASC): 5414 · Nacelle/Pylon, Plate/Skin
Part: Skin
Condition: Cracked
Location: Nr 3 Pylon
Stage of operation: IN
How discovered: 9
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

INSPECTION TYPE:AD, NR 3 PYLON UNDER THE PREVIOUS REPAIRED CAP SKIN, CRACKED I/B OF UPPER LINK ATTACHMENT LUG AREA AS RED MARKED, NSTA 221 TO 221, WBL R470-R470. SKIN CRACK ENG STOP HOLE DRILLED, NDT CONFIRM CRACK FREE AS PER CUSTOMER INFO NR 3 PYLON WAS PREVIOUSLY MODIFIED, NO FURTHER ACTION REQUIRED.

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