What was found
LEFT WING TANK RIB LOWER CHORD AT WBL 135.5 CRACKED IN RADIUS BETWEEN STRINGER NR 2 AND NR 3 O/B OF HYDRAULIC HEAT EXCHANGER. CUT OUT DAMAGED SECTION OF CHORD, INSTALLED FILLERS AND TEE.
- Difficulty date
- August 2, 2009
- Submitted
- August 10, 2009
- Operation
- Air carrier
- Aircraft
- N796AS
- Make and model
- Boeing 737490
- Aircraft serial
- 28891
- Aircraft time
- 37,596 hours, 20,597 cycles
- System (JASC)
- 5712 · Wing, Rib/Bulkhead
- Part
- Rib
- Part number
- 65C348153
- Condition
- Cracked
- Location
- Lt Wing
- 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.