Service difficulty report · Floorbeam · Boeing 7572B7

Difficulty date
July 13, 2010
Submitted
July 14, 2010
Operation
Air carrier
Aircraft
N902FD
Make and model
Boeing 7572B7
Aircraft serial
27123
Aircraft time
53,534 hours, 22,034 cycles
Engine
Rroyce RB211535E4
Part
Floorbeam
Part number
141N5160
Condition
Corroded
Location
Bs 377
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

CABIN FLOOR FRAME T-CAP AT STA 377.7 FROM LBL 50.22 TO BL-0 CORRODED. REMOVED CORROSION STA 377 UPPER CHORD IAW SRM 51-10-02. REMOVED .017 FROM ORIG MATERIAL .125 FOUND TO BE OUT OF LIMITS IAW SRM 53-00-51, FIG 101, DETAIL III. L=2.0 W=.1.5. R & R UPPER CHORD IAW SRM 53-00-01 REPAIR 3 FROM RBL 30 TO LBL 62. CLASSIFIED CATEGORY "A" MAJOR REPAIR.

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