Service difficulty report · Stiffener · Boeing 747121

Difficulty date
September 4, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N683UP
Make and model
Boeing 747121
Aircraft serial
20353
Part
Stiffener
Condition
Cracked
Location
Bs 2220
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, AREA AFT OF BULK CARGO COMP FOUND CORROSION AND CRACK IN TOPSIDE OF FRAME STIFFENER AT BS 2220 S-40 LT. REPLACED FRAME STIFFENER ACC SRM 51-30-02. REMOVED REMAINING CORRROSION ON FRAME ACC SRM 51-10-01, WITHIN LIMITS OF SRM 53-10-10.