What was found
BULGED CORROSION ON LEFT WING LEADING EDGE SPAR XRS 290. REMOVED FASTENERS, CUT OUT DAMAGE, FABRICATED FILLER FORM 7075-T6. FABRICATED DOUBLER FROM .063 17-7, HEAT TREATED TO 1050. REINSTALLED PER EA 99-177304.
- Difficulty date
- September 21, 2000
- Submitted
- September 29, 2000
- Operation
- Air carrier
- Aircraft
- N1799U
- Make and model
- Doug DC931
- Aircraft serial
- 47370
- Aircraft time
- 70,395 hours, 82,809 cycles
- System (JASC)
- 5711 · Wing Spar
- Part
- Spar
- Condition
- Corroded
- 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.