Service difficulty report · Stiffener · Boeing 747121

Difficulty date
September 25, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Part
Stiffener
Condition
Corroded
Location
Lt Mlg Ww
Stage of operation
IN
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, LT WLG WHEEL WELL STA 1241 FOUND CORROSION ON THE 2ND STIFFENER I/B OF THE BULKHEAD FITTING LBL 80. CORROSION REMOVED IAW SRM 51-10-01, STIFFENER OUT OF LIMIT IAW 53-10-01, REPLACED STIFFENER ACC SRM 51-30-02.