Service difficulty report · Skin · Boeing 737222

Difficulty date
August 21, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N9022U
Make and model
Boeing 737222
Aircraft serial
19060
Engine
Pwa JT8D7B
Part
Skin
Condition
Corroded
Location
Bs 1006
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

THE FUSELAGE SKIN AND INTERNAL TEAR STRAP AT BODY STATION 1006 WERE FOUND WITH EXTENSIVE CORROSION IN THE AREA OF STRINGER 24 RIGHT. THE STRINGER WAS FOUND CRACKED DUE TO STRESS CORROSION. AN 8 INCH BY 12 INCH AREA OF SKIN AND AN 14 INCH BY 18 INCH AREA OF INTERNAL TEAR STRAP WERE CUT OUT. THE CAUSE OF THE CORROSION WAS BLUE WATER IN THE AREA OF THE AFT LAVATORY SERVICE PANEL. A STRINGER SPLICE AND FUSELAGE REPAIR WERE ACCOMPLISHED PER THE STRUCTURAL REPAIR MANUAL.