SDR SWAA2020111624726

Service difficulty report · Stringer · Boeing 7377H4

Difficulty date: October 20, 2020
Submitted: November 16, 2020
Operation: Air carrier
Aircraft: N727SW
Make and model: Boeing 7377H4
Aircraft serial: 27859
Aircraft time: 73,855 hours, 43,794 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Corroded
Location: Bs 536
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

CORROSION COMMON TO END OF STR 27L IN SNAKE PIT BS 536 WL 150. CORROSION COMMON TO END OF STR 27L BS 536 WL 150 FOUND TO BE OUT OF LIMITS, PER SRM 53-00-03-1A-1. CUTOUT DAMAGED SECTION BS 500D+11'-BS 536 STR 27L. REPAIRED SECTION, PER SRM 53-00-03-2R-1 SRM 51-40-02-0G-0.

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