SDR SWAA2026022364642

Service difficulty report · Support · Boeing 7377H4

Difficulty date: January 26, 2026
Submitted: February 23, 2026
Operation: Air carrier
Aircraft: N922WN
Make and model: Boeing 7377H4
Aircraft serial: 32461
Aircraft time: 57,706 hours, 34,981 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support
Condition: Corroded
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

CORROSION AFT CARGO BAY LT FLOOR TO SIDEWALL SUPPORT PLATE MULTIPLE AREAS AROUND NUT PLATE HOLES BS 727B - 767, LBL 22, WL156. REMOVED AND REPLACED FLOOR TO SIDEWALL SUPPORT BETWEEN BS 727+4 - 847, LBL 22, WL 156 IAW SRM 51-40-02, & DWG 146A7500, REV-.

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