Service difficulty report · Frame · Boeing 747123

Difficulty date
July 2, 2006
Submitted
July 19, 2006
Operation
Air carrier
Aircraft
N676UP
Make and model
Boeing 747123
Aircraft serial
20101
Aircraft time
83,907 hours, 23,132 cycles
Part
Frame
Condition
Cracked
Location
Bs 820
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 LT BS 820 FRAME TENSION TIE ATTACHMENT AREA FOUND 1EA HOLE CRACK AT FRAME LAYER APPROX 1/16 INCH IN LENGTH RUNNING DOWNWARD. M/D LT BS 820 FRAME DOUBLER BETWEEN STR 8L TO 12L REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.