Service difficulty report · Floorbeam · Boeing 747271C

Difficulty date
July 25, 2007
Submitted
July 26, 2007
Operation
Air carrier
Aircraft
N537MC
Make and model
Boeing 747271C
Aircraft serial
22403
Aircraft time
97,429 hours, 19,113 cycles
Part
Floorbeam
Condition
Cracked
Location
Bs 330
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

CRACK ON FORWARD FACE OF FLOORBEAM WEB (UPPER DECK) STA 330 LEFT SIDE AT FRAME TO FLOORBEAM ATTACHMENT. REPAIRED CRACKED FLOORBEAM WEB AT STA 330 LEFT PER SB 747-53-2272 DRAWING NR 65B28068 SRM 51-30-02 AND SRM 51-10-01. AREA CHECKED FOR FOD.