SDR SWAA2025123036979

Service difficulty report · Attach Angle · Boeing 7377BD

Difficulty date: November 19, 2025
Submitted: December 30, 2025
Operation: Air carrier
Aircraft: N7743B
Make and model: Boeing 7377BD
Aircraft serial: 36718
Aircraft time: 55,721 hours, 29,446 cycles
System (JASC): 5340 · Fuselage Main, Attach Fittings
Part: Attach Angle
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 ATTACH ANGLE UNDER SHIELD HAS MULTIPLE AREAS UNDER NUT PLATES BS 767 TO 787, RBL 21, WL 156. EVALUATED, LOCATED, DRILLED, REMOVED, AND REPLACED THE ATTACH ANGLE UNDER SHIELD IAW SRM 51-40-05-0G-0, SRM 51-40-02-0G-0, AND DWG 146A8123 REV -.

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