Service difficulty report · Stiffener · Boeing 747422

Difficulty date
January 3, 2013
Submitted
January 14, 2013
Operation
Air carrier
Aircraft
N181UA
Make and model
Boeing 747422
Aircraft serial
25278
Aircraft time
89,098 hours, 10,785 cycles
Engine
Pwa PW4056
Part
Stiffener
Condition
Cracked
Location
Fuselage
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

FLOORBEAM STIFFENER FOUND CRACKED AT STA 380 BL 0 U-DECK FLOOR. STIFFENER REPAIRED PER SRM 51-70-12 REPAIR NR 1.