Service difficulty report · Keelbeam · Boeing 75721B

Difficulty date
August 31, 2009
Submitted
August 31, 2009
Operation
Air carrier
Aircraft
N933FD
Make and model
Boeing 75721B
Aircraft serial
24330
Aircraft time
52,447 hours, 30,243 cycles
Part
Keelbeam
Part number
143N38502
Condition
Corroded
Location
Zone 100
Stage of operation
IN
How discovered
V
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 REMOVAL OF FRAME SHEAR TIE CLIP, FOUND CORROSION ON TEE CHORD AT STA 780, STR 28R LBL 8. TEE CHORD CORROSION REPAIR CARRIED OUT IAW EA F-5330-129624. REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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