Service difficulty report · Skin · Boeing 7372M6C

Difficulty date
February 4, 2003
Submitted
March 15, 2003
Operation
Air carrier
Aircraft
N805AL
Make and model
Boeing 7372M6C
Aircraft serial
21809
Part
Skin
Part number
6546560
Condition
Corroded
Location
Fuselage
Stage of operation
IN
How discovered
E
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

TRIMMED OUT DAMAGE SKIN AT BS 947.5 ABOVE STRINGER 25L. HFEC INSPECTED THE EDGE OF THE TRIM. ENLARGED TRIM BY .040 INCH INSURANCE CUT. NDT INSPECTED THE OUTE ROW OF FASTENER HOLES COMMON TO REMOVED EXISTING REPAIR USING .030 NOTCH ROTARY AND SURFACE PROBE INSPECTIONS. FABRICATED A .032 INCH DOUBLER, .050 INCH TRIPLER AND TWO .071 INCH FILLERS FROM 2024-T3 CLAD SHEET. FINISHED ALL BARE ALUMINUM WITH ALODINE AND TWO COATS OF BVMS 10-79 TYPE III PRIMER. INSTLALED REPAIR PARTS WITH FASTENERS AND HI-LOKS WET WITH BMS 5-95 SEALANT IN TRANSITION FIT HOLES. APPLIED A FILLET SEAL OF BMS 5-95 SEALANT AROUND THE EDGES. APPLIED CORROSOIN INHIBITING COMPOUND TO THE INTERNAL AND EXTERNAL SURFACES OF THE REPAIR AREA.

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