Service difficulty report · Floorbeam · Boeing 747121

Difficulty date
September 5, 2003
Submitted
September 17, 2003
Operation
Air carrier
Aircraft
N682UP
Make and model
Boeing 747121
Aircraft serial
20349
Aircraft time
98,649 hours, 25,117 cycles
Part
Floorbeam
Part number
AND101362006
Condition
Corroded
Location
Fuselage
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

BS 400 FLOORBEAM UPPER SECTION UPPER FACE BTN RBL 0 / RBL 37 CORRODED. CORROSION REMOVED IAW SRM 51-10-01 CORROSION BLEND OUT 0.050 INCH X 1 INCH X 1 INCH EXCEED SRM 53-10-01 FIG 1 LIMITS, FOR BS400 RBL 0" REPAIR REFER SRM 53-10-07 FIG 8. CIC APPLIED IAW EO M5100-2780-E. AND BS400 RBL 37 CORROSION BLEND OUT 0.005 X 1 X 1 WITHIN SRM 53-10-01 FIG 1 LIMITS.