Service difficulty report · Crease Beam · Boeing 757222

Difficulty date
July 25, 2011
Submitted
August 17, 2011
Operation
Air carrier
Aircraft
N572UA
Make and model
Boeing 757222
Aircraft serial
26682
Aircraft time
61,793 hours, 22,700 cycles
Engine
Pwa PW2037
Part
Crease Beam
Part number
144N51522
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

CORROSION ON CREASE BEAM INNER CHORD AT BS 1020-1040 RT. MAJOR REPAIR ACCOMPLISHED: REMOVED CORROSION AND FOUND MATERIAL LOSS OUT OF LIMITS OF SRM. CUT THE P/N 144N5152-2 INBD CHORD AT BS 1011. ACP NDT OF FASTENER HOLES COMMON TO THE REPAIR AND FABRICATED AND INSTALLED A SPLICE CHANNEL AND SPLICE STRAP REPAIR REF EA PD57-53-156.