Service difficulty report · Floorbeam · Boeing 747451

Difficulty date
May 30, 2012
Submitted
May 31, 2012
Operation
Air carrier
Aircraft
N665US
Make and model
Boeing 747451
Aircraft serial
23820
Aircraft time
96,421 hours, 12,004 cycles
Part
Floorbeam
Condition
Cracked
Location
Bs 1220
Stage of operation
IN
How discovered
V
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

DURING INSPECTION FOUND MAIN DECK CABIN FLOORBEAM WEB CRACKED AT BS 1220 AND RBL 109. MAINTENANCE REMOVED AND REPLACED MAIN DECK CABIN FLOORBEAM WEB PER WORKCARD 5313-01014-02H.