Service difficulty report · Rib · Boeing 747428

Difficulty date
April 15, 2017
Submitted
June 9, 2017
Operation
Air carrier
Aircraft
N919CA
Make and model
Boeing 747428
Aircraft serial
25302
Aircraft time
89,251 hours, 13,055 cycles
Engine
Ge CF680C2B1F
Part
Rib
Part number
65B03521015
Condition
Cracked
Location
Horizontal Stab
Part time
89,251 hours, 13,055 cycles
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 ACCOMPLISHMENT D CHECK INSPECTION, FOUND LEFT HORIZONTAL STABILIZER TIP RIB CRACKED. REPAIRED THE RIB IAW SRM 51-70-11.