What was found
CABIN STA 312-328 RBL 30 INTERCOSTAL CRACKED UPPER FLANGE. GROUNDED - YES. REMOVED AND REPLACED INTERCOSTAL IAW BAC DWG 141A5400 REV -.
- Difficulty date
- April 11, 2018
- Submitted
- April 12, 2018
- Operation
- Air carrier
- Aircraft
- N403AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 41730
- Aircraft time
- 21,795 hours, 7,166 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 141A5410U12
- 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.