What was found
INTERCOSTAL CORRODED AT FLOORBOARD HOLES 1 INCH AREA. REMOVED & REPLACED INTERCOSTAL PER SRM 51-10-02; CORROSION LEVEL 2; TASK C53-107-02, DEFECT SIZE: 1 INCH.
- Difficulty date
- April 12, 2007
- Submitted
- April 12, 2007
- Operation
- Air carrier
- Aircraft
- N421US
- Make and model
- Boeing 737401
- Aircraft serial
- 23988
- Aircraft time
- 49,912 hours, 49,912 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Intercostal
- Part number
- 654534256
- Condition
- Corroded
- 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.