Service difficulty report · Floorbeam · Boeing 757251

Difficulty date
November 17, 2012
Submitted
November 20, 2012
Operation
Air carrier
Aircraft
N553NW
Make and model
Boeing 757251
Aircraft serial
26500
Aircraft time
33,653 hours, 13,612 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 1640
Stage of operation
IN
How discovered
9
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 TOP OF FLOORBEAM BS 1640 FROM LBL 20 TO RBL 10. REPAIRED FLOORBEAM IAW SRM 53-00-51, FIG 201, REPAIR 3.