Service difficulty report · Doubler · Boeing 747121

Difficulty date
August 11, 2006
Submitted
September 5, 2006
Operation
Air carrier
Aircraft
N682UP
Make and model
Boeing 747121
Aircraft serial
20349
Aircraft time
104,700 hours, 26,436 cycles
Part
Doubler
Part number
65B01735124
Condition
Cracked
Location
Fusleage
Stage of operation
IN
How discovered
9
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

INSPECTION TYPE-C M/D BS840 RT TENSION TIE TO FRAME CONNECTION FASTENER HOLE FOUND CRACK AT WEB DOUBLER. CRACK LENGTH .0625 INCH. M/D BS840 BETWEEN S9R TO S12R FRAME ATTACHED DOUBLER REPLACED AND INSTALLED IAW SRM 51-10-01 PG9 AND 51-30-02.