SDR SWAA2020092212455

Service difficulty report · Stringer · Boeing 7377H4

Difficulty date: August 26, 2020
Submitted: September 22, 2020
Operation: Air carrier
Aircraft: N709SW
Make and model: Boeing 7377H4
Aircraft serial: 27843
Aircraft time: 74,940 hours, 44,603 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Bs 536
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

CORROSION COMMON TO END OF STR 26R IN SNAKE PIT BS 536 WL 152. CORROSION COMMON TO END OF STR 26R BS 536 WL 152 FOUND TO BE OUT OF LIMITS, PER SRM 53-00-03-1A-1. CUTOUT DAMAGED SECTION OF STRINGER AND REPAIRED, PER SRM 53-00-03-2R-1 SRM 51-40-02-0G-0.

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