Service difficulty report · Floorbeam · Boeing 727227

Difficulty date
October 20, 2010
Submitted
October 25, 2010
Operation
Air carrier
Aircraft
N490FE
Make and model
Boeing 727227
Aircraft serial
21493
Aircraft time
43,394 hours, 28,778 cycles
Part
Floorbeam
Part number
65208381
Condition
Corroded
Location
Bs 1130
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 - LOWER FLANGE, LOWER SURFACE OF FLOORBEAM - STATION 1130, RBL 3. CUT OUT DAMAGE ON LOWER FLANGE OF FLOORBEAM 8" X 3/4" IAW B727 SRM 53-10-8 FIG 10. FABRICATED ANGLE FROM 7075-O, .050" X 2.9" X 30", STRAP FROM 7075-T6 .063" X 2" X 17 3/8" AND FILLERS FROM AND10134-2007, 7075-T6511, 8" X 3/4" AND 4 1/2" X 1" IAW SRM REV 103, 53-10-8 FIG 10 DETAIL 5. INSTALLED ANGLE, STRAP AND FILLERS IAW SRM 53-10-8 FIG 10.