What was found
AIRCRAFT IN BASE MAINTENANCE. INTERCOSTAL CRACK AT LBL 46 BETWEEN FUSELAGE STATIONS 328 AND 344. REMOVED AND REPLACED IAW AARD 51-00-05-1, SRM 51-40-02, AND DRAWING 141A5400.
- Difficulty date
- January 4, 2017
- Submitted
- January 12, 2017
- Operation
- Air carrier
- Aircraft
- N920NN
- Make and model
- Boeing 737823
- Aircraft serial
- 31165
- Aircraft time
- 12,517 hours, 4,963 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 141A541012
- Condition
- Cracked
- Location
- Fuselage
- 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.