Service difficulty report · Frame · Boeing 747428

Difficulty date
January 31, 2017
Submitted
March 17, 2017
Operation
Air carrier
Aircraft
N919CA
Make and model
Boeing 747428
Aircraft serial
25302
Aircraft time
89,251 hours, 13,055 cycles
Part
Frame
Part number
65B01751
Condition
Cracked
Location
Bs 1160
Part time
89,251 hours, 13,055 cycles
Stage of operation
IN
How discovered
E
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

PREVIOUS TENSION TIE ATTACH LOCATION AT BS 1160 FRAME WEB HAS TWO PREVIOUS FASTENER HOLES CRACKED. ACCOMPLISHED OVERSIZE HOLE REPAIR IAW SERVICE BULLETIN 747-53A2507 REVISION 2.