Service difficulty report · Crease Beam · Boeing 757351

Difficulty date
September 28, 2014
Submitted
September 29, 2014
Operation
Air carrier
Aircraft
N588NW
Make and model
Boeing 757351
Aircraft serial
32988
Aircraft time
42,315 hours, 13,938 cycles
Part
Crease Beam
Condition
Corroded
Location
Bs 1020 - 1180
Stage of operation
IN
How discovered
9
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

LEFT CREASE BEAM INBD ANGLE HAS AREAS OF LIGHT CORROSION FROM BS 1020 - 1180 + 20. REMOVED CORROSION AND TREATED IAW SRM.