What was found
1R WINDOW CRACKED IN CRUISE FLT AT FL390. C/W STEPS OF R1 WIINDOW INSTALL IAW AMM 56-11-01. OPS AND LEAK CHECK GOOD.
- Difficulty date
- October 25, 2025
- Submitted
- October 31, 2025
- Operation
- Air carrier
- Aircraft
- N420UP
- Make and model
- Boeing 75724APF
- Aircraft serial
- 23907
- Aircraft time
- 36,877 hours, 24,054 cycles
- System (JASC)
- 5610 · Flight Compartment Windows
- Part
- Window
- Condition
- Cracked
- Location
- Zone 200
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.