SDR Q2SA20161219350

Service difficulty report · Shear Tie · Boeing 7374Q8

Difficulty date: December 19, 2016
Submitted: January 19, 2017
Operation: Air carrier
Aircraft: N498SA
Make and model: Boeing 7374Q8
Aircraft serial: 26334
Aircraft time: 54,318 hours, 33,983 cycles
System (JASC): 5322 · Fuselage Internal Mounting Structure
Part: Shear Tie
Condition: Corroded
Location: Fuselage
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

AIRCRAFT GROUNDED. AFT CARGO COMPARTMENT BS747 BETWEEN STR26R AND STR25L FRAME AND SHEAR TIES WITH CORROSION. REMOVED CORROSION IAW SRM 51-10-02 PARA 14A VERIFIED REWORK AND FOUND IT WITHIN ALLOWABLE DAMAGE LIMITS IAW SRM 53-00-07 AD1 FIG101 NOTE "C" AND DETAIL II BETWEEN STR26R AND STR26L AT BS747. REPAIRED FRAME "SHEAR TIE" DUE TO SEVERE CORROSION DAMAGE IAW SRM 53-00-07 REPAIR 3 FIG 201 DETAIL II AT BS747 BETWEEN STR26L AND STR25L.

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