SDR SWAA2025081290412

Service difficulty report · Stringer · Boeing 7377H4

Difficulty date: July 11, 2025
Submitted: August 12, 2025
Operation: Air carrier
Aircraft: N232WN
Make and model: Boeing 7377H4
Aircraft serial: 32500
Aircraft time: 64,160 hours, 38,524 cycles
System (JASC): 5313 · Fuselage Main, Longeron/Stringer
Part: Stringer
Condition: Cracked
Location: Zone 100
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

CRACKED STRINGER AT AREA AFT OF FCB BS 535, S-23L, WL164. REMOVED DAMAGED STRINGER S-23L BS 540 - BS500D+10; FABRICATED AND INSTALLED NEW STRINGER AND SPLICE AT STRINGER 23L BS 540-BS 500D+10 IAW SRM 53-00-03-2R-1; SRM 51-40-02 DWG143A3210 REV B.

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