What was found
AIRCRAFT WAS IN BASE MAINTENANCE. CRACK INDICATION ON CABIN FLOOR INTERCOSTAL BETWEEN FUSELAGE STATIONS 344 AND 360 AT LBL12. REMOVED AND REPLACED INTERCOSTAL PER AARD 51-00-05-01 AND DRAWING 141A5400.
- Difficulty date
- August 31, 2017
- Submitted
- September 4, 2017
- Operation
- Air carrier
- Aircraft
- N809NN
- Make and model
- Boeing 737823
- Aircraft serial
- 33519
- Aircraft time
- 25,749 hours, 10,056 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 141A541022
- 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.