Service difficulty report · Stringer · Boeing 747121

Difficulty date
February 16, 2007
Submitted
March 7, 2007
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Aircraft time
90,184 hours, 22,066 cycles
Part
Stringer
Condition
Cracked
Location
Bs 360-380
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 BS 380 S14EL FOUND CRACK. CRACK LENGTH .25 INCH. M/D BS 360-380 STRINGER S14EL REPLACED AS PER SRM 51-10-01 PG 9 AND INSTALLED AS PER SRM 51-30-02.