SDR IPXA1B64769

Service difficulty report · Stiffener · Boeing 7474R7F

Difficulty date: February 2, 2011
Submitted: February 18, 2011
Operation: Air carrier
Aircraft: N583UP
Make and model: Boeing 7474R7F
Aircraft serial: 25867
Aircraft time: 90,628 hours, 15,846 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Stiffener
Part number: 65B07942Y32
Condition: Cracked
Location: Bs 280-330
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

INSPECTION TYPE:D, NWW RT SIDE PANEL, 1 EA STIFFENER FOUND CRACKED BETWEEN BS 280-330 AT WL 180, CRACK LENGTH APPROX .1250" LONG FROM STIFFENER FWD EDGE. STIFFENER REPLACED AND INSTALLED IAW SRM 51-10-02 AND 51-40-02 REV 58 AT BETWEEN BS 280-300 AT WL 180 AREA.

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