Service difficulty report · Floorbeam · Boeing 7572B7

Difficulty date
September 16, 2009
Submitted
September 17, 2009
Operation
Air carrier
Aircraft
N907FD
Make and model
Boeing 7572B7
Aircraft serial
27198
Aircraft time
52,273 hours, 21,563 cycles
Part
Floorbeam
Part number
BAC1505100617
Condition
Corroded
Location
Zone 200
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

STA 365 FLOORBEAM RBL 10 CORRODED UPPER SURFACE. REMOVED CORROSION IAW SRM 53-00-51. ORIGINAL MATERIAL .125 MATERIAL REMOVED .025. AFTER REPAIR .100 INCH. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL III. REMOVED DAMAGED AREA AND PREVIOUS REPAIR IAW SRM 53-00-51, FIG 201, REPAIR STA 365 LBL 15 TO RBL 70. RECEIVED -2 AND -3 REPAIR ANGLES ON MAE TRAVELER NR T9/803017. RECEIVED -4 AND -5 REPAIR STRAPS ON MAE TRAVELER NR T9/803018. FABRICATED UPPER T-CHORD MATERIAL BAC1505-100617/20 7075-T73 IAW SRM 53-00-51 FIG 201, REPAIR III. INSTALLED UPPER T-CHORD AND REPAIR PARTS STA 365, RBL 70 TO LBL 15 IAW SRM 53-00-51, FIG 201 REPAIR III THIS IS A CATEGORY "A" . (MAJOR REPAIR)

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