Service difficulty report · Clamp · Boeing 747409

Difficulty date
May 1, 2017
Submitted
May 2, 2017
Operation
Air carrier
Aircraft
N249BA
Make and model
Boeing 747409
Aircraft serial
24309
Aircraft time
77,286 hours, 15,105 cycles
Part
Clamp
Part number
270T00042022
Condition
Corroded
Location
Lt Wing
Stage of operation
IN
How discovered
V
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

FOUND FIVE CLAMPS AND ONE CHANNEL CORROSION ON LT WING STATION AREA. REFERENCE EI T2017P29M-954 REV 0 TO FABRICATE CHANNEL ON 270T0004-20227. IAW 20-51-01-912-008 REV 89, REPLACED CHANNEL. IAW 20-51-01-912-008 REV 89 REPLACED CLAMP AT LT WING STATION 360 AREA. CONDITION CHECK NORMAL.