What was found
L1 WINDSHIELD CRACKED IN CRUISE FLIGHT FOLLOWED BY L FWD WINDOW OVERHEAT LIGHT. GROUNDED - YES. EMERGENCY LANDING DECLARED - REMOVED AND REPLACED #1 WINDOW REF B737-900 AMM 56-11-11/401. OPS/LEAK CHECK GOOD.
- Difficulty date
- June 1, 2021
- Submitted
- June 3, 2021
- Operation
- Air carrier
- Aircraft
- N263AK
- Make and model
- Boeing 737990ER
- Aircraft serial
- 62471
- Aircraft time
- 16,944 hours, 5,637 cycles
- System (JASC)
- 5610 · Flight Compartment Windows
- Part
- Windshield
- Part number
- 141A48001
- Part serial
- 16056H2865
- Condition
- Cracked
- Location
- Cockpit Lt
- Part time
- 16,944 hours, 5,637 cycles
- Stage of operation
- CR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.