Service difficulty report · Floorbeam · Boeing 767322

Difficulty date
October 16, 2004
Submitted
October 26, 2004
Operation
Air carrier
Aircraft
N654UA
Make and model
Boeing 767322
Aircraft serial
25392
Aircraft time
53,418 hours, 8,821 cycles
Engine
Pwa PW4060
Part
Floorbeam
Condition
Cracked
Location
Fuselage
Part time
53,418 hours, 8,821 cycles
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

FLIGHT DECK FLOORBEAM AT STA 246 FORWARD FACE STIFFENER CRACKED LOWER CORNER AT LBL 25. BOEING SERVICE BULLETIN RECOMMENDED ROUTINE INSPECTION IN PLACE TO MONITOR THIS CRACKING OF STA 246 FLOORBEAM. CRACKING OCCURS DUE TO HIGHER THAN INITIALLY ANTICIPATED LOADING. REMOVED & REPLACED STIFFENER.