Service difficulty report · Floorbeam · Boeing 747121

Difficulty date
August 9, 2006
Submitted
September 13, 2006
Operation
Air carrier
Aircraft
N682UP
Make and model
Boeing 747121
Aircraft serial
20349
Aircraft time
104,700 hours, 26,436 cycles
Part
Floorbeam
Condition
Corroded
Location
Bs 600
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

FWD CARGO COMPT RT STA600 RBL44-45 FLOORBEAM UPPER CHORD FOUND CORROSION. CORROSION BLEND OUT 0.041" BY 1" BY 1" EXCEED SRM LIMIT. FWD CARGO COMPT BS 600 FLOORBEAM UPPER CHORD REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02 JUST BETWEEN RBL30 AND RT MOST O/B.