Service difficulty report · Crease Beam · Boeing 757232

Difficulty date
October 6, 2011
Submitted
October 26, 2011
Operation
Air carrier
Aircraft
N990FD
Make and model
Boeing 757232
Aircraft serial
22909
Aircraft time
79,030 hours, 38,920 cycles
Part
Crease Beam
Part number
BAC1515551
Condition
Corroded
Location
Bs 900-1040
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

RT SIDE CABIN INNER CREASEBEAM FROM STA 900-1040 HAS CORROSION. BLENDED CORRODED AREA IAW SRM 51-10-02. ORIGINAL THICKNESS OF CHORD IS 0.75" IAW SRM 53-40-13 FIG 1 ( SHEET 2 ). AFTER REMOVED CORROSION ON 3 SPOTS MATERIAL REMAINING IS .035" ALL AREAS FOUND OUT OFF LIMITS IAW SRM 53-40-13 FIG 101 DETAIL VII. REMOVED AND REPLACED CREASE BEAM IAW SRM 51-40-05 AND 51-40-02. MAJOR REPAIR.