Service difficulty report · Skin · Boeing 747122

Difficulty date
February 12, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N850FT
Make and model
Boeing 747122
Aircraft serial
19755
Part
Skin
Condition
Corroded
Location
Ws 1312-1556
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 1 CORROSION ON RIGHT WING LOWER SKIN JUST FORWARD OF FRONT SPAR AT WING WS 1312, 1556, 1440 AND 1504. BLENDED CORROSION FOUND WITHIN LIMITS PER BOEING SRM 57-30-01 FIG. 2.