Service difficulty report · Frame · Boeing 747451

Difficulty date
September 27, 2011
Submitted
November 9, 2011
Operation
Air carrier
Aircraft
N670US
Make and model
Boeing 747451
Aircraft serial
24225
Aircraft time
92,135 hours, 11,261 cycles
Part
Frame
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

27/240 LEFT BS 1265 FRAME INNER CHORD AND WEB, DONE NDT HFEC INSPECTION. FOUND CRACK INDICATION AT A & B HOLE. MAINTENANCE PERFORMED THE REPAIR PER ER/A 495592-14 AD REV ORIG AT 1900 FLIGHT CYCLES INTERVALS AFTER SECTION I UNTIL SECTION III.