Service difficulty report · Crease Beam · Boeing 737401

Difficulty date
July 15, 2011
Submitted
August 29, 2011
Operation
Air carrier
Aircraft
N417US
Make and model
Boeing 737401
Aircraft serial
23984
Aircraft time
60,908 hours, 40,946 cycles
Part
Crease Beam
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.

What was found

Q3 CHECK - LEVEL 2 EXFOLIATION CORROSION ON FORWARD ENTRY DOOR CREASE BEAM AT BS 328, LBL 57. REPAIRED FORWARD ENTRY DOOR CREASE BEAM AT BS 328, LBL 57 IAW BOEING DRAWING 65-17688.