Service difficulty report · Skin · Boeing 747124

Difficulty date
June 6, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N855FT
Make and model
Boeing 747124
Aircraft serial
19733
Part
Skin
Condition
Corroded
Location
Bs 1720
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

LEVEL 2, CORROSION AT BS 1720 AFTER EDGE OF MED NR 4 CUTOUT, AT TWO LOCATIONS, S-18R AND S-19R AND AT S-22R. TRIMMED OUT DAMAGED SKIN AND INSTALLED FILLER AND EXTERNAL DOUBLERS PER RS NR R53-11-33400, R-53-11-33399.