What was found
AIRCRAFT WAS GROUNDED: R1 WINDOW OUTER PANE CRACKED IN CRUISE AT FL250. REPLACED R1 WINDOW WITH SERVICEABLE UNIT IAW WORKCARD 08L21056004.
- Difficulty date
- February 23, 2021
- Submitted
- February 27, 2021
- Operation
- Air carrier
- Aircraft
- N991NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31242
- Aircraft time
- 13,568 hours, 5,516 cycles
- System (JASC)
- 5610 · Flight Compartment Windows
- Part
- Window
- Part number
- 141A48002
- Part serial
- 7328
- Condition
- Cracked
- Location
- Zone 200 - Fuse
- Stage of operation
- CR
- 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.