Service difficulty report · Support · Boeing 7377H4

Difficulty date
April 6, 2026
Submitted
April 30, 2026
Operation
Air carrier
Aircraft
N255WN
Make and model
Boeing 7377H4
Aircraft serial
32513
Aircraft time
64,030 hours, 38,700 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, BTWN BS 727 - 807, WL 156, LBL 21 IN THE AFT CARGO BAY. REPLACED THE SUPPORT ZEE AND FASTENERS IAW SRM 51-10-02, ITEM 9, SRM 51-40-02, & DWG 146A7500, SHEET 85, REV A.

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