SDR SWAA2026012262980

Service difficulty report · Skin · Boeing 7377H4

Difficulty date: January 20, 2026
Submitted: January 22, 2026
Operation: Air carrier
Aircraft: N221WN
Make and model: Boeing 7377H4
Aircraft serial: 34259
Aircraft time: 67,408 hours, 40,095 cycles
System (JASC): 5330 · Fuselage Main, Plate/Skin
Part: Skin
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

EXTERNAL POWER DOOR LOWER CUTOUT CRACKED AT FASTENER. PERFORMED HFEC AROUND CRACK CUTOUT PER PART 6 51-00-00 P23. CUT OUT DAMAGED AREA IAW SRM 53-10-15-2R, FABRICATED AND INSTALLED REPAIR IAW SRM 53-10-15-2R-4, REPAIR 4. ; INSTALLED REPAIR IAW SRM 53-10-15-2R-4, REPAIR 4. REPAIRED IAW SRM 53-10-15-2R

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