Service difficulty report · Rib · Boeing 747451

Difficulty date
August 27, 2011
Submitted
September 7, 2011
Operation
Air carrier
Aircraft
N669US
Make and model
Boeing 747451
Aircraft serial
24224
Aircraft time
90,864 hours, 11,144 cycles
Part
Rib
Condition
Cracked
Location
Radome
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 WAS FOUND ON RIB OF RADOME SUPPORT AT STA 134, LBL 6, L=1.5" DFRD PER B747-400 SRM 51-40-02 P1 REPLACED THE RIB WITH NEW PART.