Service difficulty report · Crease Beam · Boeing 757351

Difficulty date
February 24, 2014
Submitted
February 28, 2014
Operation
Air carrier
Aircraft
N583NW
Make and model
Boeing 757351
Aircraft serial
32983
Aircraft time
41,035 hours, 13,540 cycles
Part
Crease Beam
Condition
Corroded
Location
Bs 1020-1040
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

RIGHT CREASE BEAM INNER ANGLE HAS AREAS OF LIGHT CORROSION FROM BS 1020 TO 1040. BLENDED CORROSION AND FOUND TO BE OUT OF LIMITS IAW IAW SRM 53-30-13. REMOVED AND FABRICATED CREASE BEAM INNER ANGLE BS 900-1040 IAW SRM 51-40-02, 51-40-05, INSTALLED CREASE BEAM ANGLE IAW SRM 51-40-02.