Service difficulty report · Floorbeam · Boeing 72725C

Difficulty date
September 9, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N951UP
Make and model
Boeing 72725C
Aircraft serial
19850
Part
Floorbeam
Part number
EXTBAC150510024
Condition
Corroded
Location
Bs 328
Stage of operation
IN
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

INSPECTION TYPE:SI CORROSION ON FLOORBEAM UPPER CHORD AT BSTA 328, WL 208, LBL 3, LBL 20, LBL 30 AND LBL 45 CORROSION WAS 100 PERCENT THROUGH CHORD FLANGES. REMOVED AND REPLACED UPPER CHORD FROM RBL 34-LBL 65 PER SRM 53-10-8 FIG 9.

More about the Boeing 727-25C