SDR SWAA2026011241671

Service difficulty report · Skin Panel · Boeing 7377H4

Difficulty date: December 1, 2025
Submitted: January 12, 2026
Operation: Air carrier
Aircraft: N241WN
Make and model: Boeing 7377H4
Aircraft serial: 32504
Aircraft time: 64,293 hours, 38,692 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin Panel
Condition: Cracked
Location: Zone 300
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

CRACK INDICATION FOUND ON LT HORIZONTAL STAB LOWER SKIN PANEL. HSS 193.9, AND 16 INCHES FROM FRONT SPAR. INBD SIDE OF RIB. CRACK LENGTH = 0.950 INCH. PERFORMED REPAIR ON LT HORIZONTAL STAB LOWER SKIN PANEL IAW SRM 55-10-01-2R-11, REPAIR 11.

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