What was found
MODIFICATION OF THE FS 178 BULKHEAD REVEALED A CRACK IN THE LBL & RBL 28 COCKPIT FLOOR INTERCOSTAL WEB AND CHORD AT WL 107. THE CRACKED CHORD AND WEB WERE REMOVED AT BOTH LOCATIONS AND PARTS INSTALLED PER ER/A 385678-14AD.
- Difficulty date
- September 16, 2003
- Submitted
- October 6, 2003
- Operation
- Air carrier
- Aircraft
- N312WA
- Make and model
- Boeing 737347
- Aircraft serial
- 23598
- Aircraft time
- 47,033 hours, 32,264 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 65458331
- Condition
- Cracked
- Location
- Fuselage
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.