SDR 2005UALA01027

Service difficulty report · Stringer Splice · Boeing 737522

Difficulty date: September 23, 2005
Submitted: October 4, 2005
Operation: Air carrier
Aircraft: N918UA
Make and model: Boeing 737522
Aircraft serial: 25385
Aircraft time: 38,250 hours, 28,347 cycles
Engine: Ge CFM56*
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer Splice
Condition: Cracked
Location: Bs 907
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

AFT CABIN CROWN STRINGER SPLICE IS CRACKED AT STA 907 STR 4R. REMOVED DAMAGED STRINGER SPLICE. ACCOMP HFEC INSPECTION ON EXISTING STRINGER SECTIONS. NO CRACKS FOUND. DRILLED UP NEW STRINGER SPLICE CHANNEL PN 65-51698-2 AND INSTALLED. REF SRM 51-40-02.