Service difficulty report · Fitting · Boeing 7377H4

Difficulty date
July 23, 2025
Submitted
August 19, 2025
Operation
Air carrier
Aircraft
N965WN
Make and model
Boeing 7377H4
Aircraft serial
36677
Aircraft time
44,832 hours, 27,619 cycles
Part
Fitting
Condition
Cracked
Location
Zone 500
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

A71-40 LEFT WING TRAILING EDGE CAVITY. FIXED TRAILING EDGE SUPPORT BRACKET 10' I/B OF DEFLECTION CONTROL RIB; HAS A CRACK AT BULB SEAL ATTACH BRACKET. REMOVED LT WING T/E SUPPORT BRACKET IAW SRM 51-40-02-0G-0. DRILLED FASTENERS HOLES IAW SRM 51-40-02-0G-0 AND BOEING DWG 115A2930. APPLIED TOPCOAT IAW AMM 51-21-73-370-801.INSTALLED BRACKET ASSY IAW SRM 51-40-02-0G-0 AND DWG 115A2930.

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