Service difficulty report · Frame · Boeing 747121

Difficulty date
February 15, 2007
Submitted
March 9, 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
R4 Door
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 R4 DOOR UPPER FWD FRAME FOUND CRACKED. CRACK LENGTH 1.25 INCH. FWD FRAME REPAIRED AS PER SRM 52-10-02 FIG 10.