SDR UIEA2011072800385

Service difficulty report · Tension Tie · Boeing 74748EF

Difficulty date: July 28, 2011
Submitted: July 29, 2011
Operation: Air carrier
Aircraft: N419MC
Make and model: Boeing 74748EF
Aircraft serial: 28367
Aircraft time: 67,951 hours, 11,520 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Tension Tie
Condition: Damaged
Location: Bs 740
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

DURING INSPECTION OF DATUM ACFT IAW EO 4453A301REV A, CRACKS WERE FOUND AT 2 EA FASTENER HOLES ON AT BS 740 LT SIDE TENSION TIE (STR 10AL), AFT CHANNEL. (THE DAMAGED TENSION TIE WAS REPAIRED IAW WORK STEP 5E OF PART 1 OF EO 4753B301, REV A, IAW WORK STEP 5E OF PART 1 OF EO, THE TENSION TIE CRACKS THAT CANNOT BE REMOVED BY DOING THE OVERSIZE HOLE REPAIR, SHOULD BE REPAIRED AS GIVEN IN SRM 53-20-30, REPAIR 1.)

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