Service difficulty report · Support · Boeing 7377BD

Difficulty date
May 13, 2026
Submitted
June 11, 2026
Operation
Air carrier
Aircraft
N7749B
Make and model
Boeing 7377BD
Aircraft serial
36724
Aircraft time
50,992 hours, 27,256 cycles
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

CORRODED SUPPORT ZEE LOCATED BETWEEN BS 727C - 807, LBL 21, WL156 IN THE AFT CARGO. REPLACED THE SUPPORT ZEE AND FASTENERS IAW SRM 51-40-02-0G-0, SRM 53-00-53-2R-6, REPAIR 6, AND DWG 146A7500, SHEET 137, REV -.

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