Service difficulty report · Structure · Boeing 75721B

Difficulty date
July 3, 2009
Submitted
July 6, 2009
Operation
Air carrier
Aircraft
N933FD
Make and model
Boeing 75721B
Aircraft serial
24330
Aircraft time
52,447 hours, 30,243 cycles
Part
Structure
Part number
146N713067
Condition
Corroded
Location
Wing To Body
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

WING-TO-BODY FAIRING LOWER CHORD AT STA 900 HAS INTERGRANULAR CORROSION FROM RBL 33 TO LBL 22. CORROSION FOUND EXCEEDED SRM ALLOWABLE DAMAGE LIMITS. REPLACED IAW SRM 51-40-02 REV.97. REPAIR IS CLASSIFIED AS MINOR PER GMM 6-2-100 CRITERIA.

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