What was found
CORROSION WAS FOUND IN THE BORE OF THE #1 PYLON CROWN BEAM AFT FITTING. THE BORE WAS REAMED TO A DIAMETER OF 3.102" TO REMOVE THE CORROSION. THE DAMAGE WAS FOUND AT HMV.
- Difficulty date
- December 23, 2002
- Submitted
- January 15, 2003
- Operation
- Air carrier
- Aircraft
- N307WA
- Make and model
- Boeing 737347
- Aircraft serial
- 23440
- Aircraft time
- 46,903 hours, 32,304 cycles
- System (JASC)
- 5410 · Nacelle/Pylon, Main Frame
- Part
- Fitting
- Part number
- 311A11112
- Condition
- Corroded
- Location
- #1 Pylon
- Stage of operation
- IN
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.