Service difficulty report · Frame · Boeing 747121

Difficulty date
February 12, 2007
Submitted
March 16, 2007
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Aircraft time
90,184 hours, 22,066 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 LT BS 820 TENSION TIE TO FRAME CONNECTION NR 2, 4, 10 AND 13 FASTENER HOLE FOUND CRACK AT WEB RUNNING DOWN THRU THICKNESS. LT BS 820 FRAME WEB REPAIRED AT BETWEEN STR 8L AT STA 11.5L AS PER RS R53-25-35751 AND UPS EO B747-5310-26129.