Service difficulty report · Doubler · Boeing 747121

Difficulty date
August 24, 2006
Submitted
September 22, 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
65B01735123
Condition
Cracked
Location
Bs 840
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

M/D LT BS 840 TENSION TIE TO FRAME CONNECTION FOUND WEB DOUBLER 3 ADDITIONAL HOLES CRACKED, CRACK LENGTH 3/8". M/D LT BS 840 TENSION TIE TO FRAME ATTACHED DOUBLER REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02 BETWEEN STR 9L TO STR 12L AREA.