SDR USAA070044

Service difficulty report · Intercostal · Boeing 737401

Difficulty date
January 17, 2007
Submitted
January 17, 2007
Operation
Air carrier
Aircraft
N422US
Make and model
Boeing 737401
Aircraft serial
23989
Aircraft time
49,577 hours, 49,577 cycles
Part
Intercostal
Condition
Corroded
Location
Bs 328-344
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

AT SCREW HOLES, STA 328-344, RBL 11.5 HAS CORROSION. FAB'D NEW PART & INSTALLED; CORR TASK C53-107-02; LEVEL 2, DEFECT SIZE: 1 INCH.