Service difficulty report · Window · Boeing 7378H4

Difficulty date
November 6, 2025
Submitted
November 10, 2025
Operation
Air carrier
Aircraft
N8659D
Make and model
Boeing 7378H4
Aircraft serial
36901
Aircraft time
36,157 hours, 17,632 cycles
Part
Window
Condition
Failed
Location
Zone 200
Stage of operation
CR
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

L1 WINDOW OUTER LAYER SHATTERED AT FL350 NO CABIN PRESSURE CHANGES. R & R L1 WINDOW PER AMM 56-11-11 AND WHCU PER AMM 30-41-11. LEAK AND OP CHECKED GOOD.

More about the Boeing 737-8H4