What was found
AIRCRAFT IN BASE MAINTENANCE: CABIN FLOOR STRUCTURE, INTERCOSTAL CRACKED ON TOP ANGLE AT STA 344 - 360 LEFT BUTT LINE 13. INSTALLED NEW INTERCOSTAL AT STA 344 - 360 PER SRM 51-40-02.
- Difficulty date
- September 24, 2021
- Submitted
- September 30, 2021
- Operation
- Air carrier
- Aircraft
- N816NN
- Make and model
- Boeing 737*
- Aircraft serial
- 31081
- Aircraft time
- 36,020 hours, 14,538 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- 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.