Service difficulty report · Floorbeam · Boeing 727227

Difficulty date
July 24, 2010
Submitted
August 6, 2010
Operation
Air carrier
Aircraft
N487FE
Make and model
Boeing 727227
Aircraft serial
21490
Aircraft time
42,731 hours, 29,193 cycles
Part
Floorbeam
Part number
6520827159
Condition
Corroded
Location
Bs 720a
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

FLOORBEAM CORRODED STA 720A RBL 45 TO 62.5 CORROSION OUT OF LIMITS. CUT OUT DAMAGED AREA DIMS 5" X .9". FABRICATED REPAIR USING BAC1505-100617 DIMS 21.3", FABRICATED SUPPORT ANGLE USING BAC1490-2685 DIMS 16.75" X 2.5" AND BAC1490-2785 DIMS 21.3" X 2.7", FABRICATED RADIUS FILLER USING 7075T- 6 .125 DIMS 6.75" X .9", FABRICATED REINFORCEMENT STRAPS USING BAC1512-3353 DIMS 21.3" X .9" AND BAC1512-3396 DIMS 16.75" X .9" AND INSTALLED IAW SRM 53-10-8