Service difficulty report · Support Bracket · Boeing 747451

Difficulty date
March 10, 2007
Submitted
April 23, 2007
Operation
Air carrier
Aircraft
N666US
Make and model
Boeing 747451
Aircraft serial
23821
Aircraft time
74,899 hours, 9,354 cycles
Part
Support Bracket
Condition
Cracked
Location
Bs 1120 S13r
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

DURING "M" CHECK WHILE PERFORMING SB 747-53A-2507 STAGE 2 INSPECTION, FOUND CRACKS IN SUPPORT BRACKET AND WEB FOR SLOPING PANEL AT BS 1120 S13R. REPAIRED PER EA 63-208915.