Service difficulty report · Stiffener · Boeing 747200

Difficulty date
February 2, 2006
Submitted
March 1, 2006
Operation
Air carrier
Aircraft
N522UP
Make and model
Boeing 747200
Aircraft serial
21936
Aircraft time
72,217 hours, 16,929 cycles
Part
Stiffener
Condition
Corroded
Location
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

INSPECTION TYPE:C RIGHT BLG W/W TOP PANEL SUPPORT STIFFENER SURFACE CORROSION REVEALED AT STA 1403 RBL 96-98. CORROSION BLEND OUT 0.033 X 2 X 4 INCH EXCEED SRM 53-10-01 FIG 1 LIMIT. SUPPORT STIFFENER REPAIRED AS PER SRM 51-40-04 FIG 1.

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