What was found
LEFT WINGLET IS CRACKED INTERNALLY AT AFT SPAR FASTENER HOLE . / REMOVED AND REPLACED LH WINGLET PER REF AMM57-21-21 TAG NO: 399922 PN ON: 737-0010-37 SN ON: C3412 PN OFF: SN OFF: N0031
- Difficulty date
- April 18, 2018
- Submitted
- February 11, 2022
- Operation
- Air carrier
- Aircraft
- N464WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 32468
- Aircraft time
- 49,235 hours, 28,838 cycles
- System (JASC)
- 5720 · Wing Miscellaneous Structure
- Part
- Winglet
- Condition
- Cracked
- Location
- Left Wing
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.