Service difficulty report · Frame · Boeing 747121

Difficulty date
July 23, 2005
Submitted
August 3, 2005
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Aircraft time
87,225 hours, 21,374 cycles
Part
Frame
Condition
Cracked
Location
Rt Mlg Ww
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

RT MLG WW STA 1394-1416 LOWER FRAME AT WEB FOUND CRACKED, UPPER OF LONGERON BOX, CRACK LENGTH .750. WEB REPAIRED AS PER SRM 51-40-03 FIG 1.