What was found
AIRCRAFT IN BASE MAINTENANCE: CRACK FOUND ON CENTER WING SECTION KEEL BEAM WEB AT STA 727 BETWEEN RIGHT BUTT LINE 31.83 AND RIGHT BUTT LINE 40.00. INSTALLED A REINFORCING MODIFICATION PER SRM 57-10-10-2R,
- Difficulty date
- September 24, 2022
- Submitted
- October 13, 2022
- Operation
- Air carrier
- Aircraft
- N852NN
- Make and model
- Boeing 737
- Aircraft serial
- 40581
- Aircraft time
- 36,012 hours, 14,913 cycles
- System (JASC)
- 5714 · Wing, Center Box
- Part
- Web
- Condition
- Cracked
- Location
- Zone 100 - Fuse
- Stage of operation
- IN
- 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.