SDR SWAA2026021262079

Service difficulty report · Support · Boeing 7377H4

Difficulty date: January 16, 2026
Submitted: February 12, 2026
Operation: Air carrier
Aircraft: N242WN
Make and model: Boeing 7377H4
Aircraft serial: 32505
Aircraft time: 64,625 hours, 38,789 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 SUPPORT ZEE, BS 727 - 767, RBL 21, WL 156 IN THE AFT CARGO BAY. MANUFACTURED & DRILLED A NEW SUPPORT ZEE IAW SRM 51-40-05, AND DWG 146A7502, SHEET 26, REV-. REPLACED THE SUPPORT ZEE & FASTENERS IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, DWG 146A7500, SHEET 85, REV A, & DWG 146A7502, SHEET 26, REV-.

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