SDR SWAA2026091164233

Service difficulty report · Skin · Boeing 7377H4

Difficulty date: August 18, 2026
Submitted: September 12, 2026
Operation: Air carrier
Aircraft: N498WN
Make and model: Boeing 7377H4
Aircraft serial: 32480
Aircraft time: 71,408 hours, 42,830 cycles
System (JASC): 5512 · Horizontal Stabilizer, Plate/Skin
Part: Skin
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 HORIZONTAL STAB LOWER SKIN, RT SIDE. HSS 193.90, RIB INBD SIDE & 16.5 INCH FRONT SPAR TO REAR SPAR. CRACK LENGTH 0.563 INCH. REPAIRED THE HORIZONTAL STAB LOWER SKIN PANEL. LOCATED BTW STAB STA 184.70 AND STAB STA 203.10 AT RT HORIZONTAL STAB IAW SRM 55-10-01-2R-11, REPAIR 11.

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