Service difficulty report · Housing · Boeing 727*

Difficulty date
November 8, 2000
Submitted
December 12, 2000
Operation
Air carrier
Make and model
Boeing 727*
Part
Housing
Part number
401606223
Condition
Corroded
Location
Feel Computer
Component
Elev Feel Comput · Moog
Component part number
401602728
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

HOUSING ASSY IS CORRODED ON THE SEAL PLATE SURFACES, BOLT HOLES AND CHECK VALVE PORTS. POSSIBLE CAUSE, HOUSING ASSY IS MADE FROM MAGNESIUM ALLOY AND IS EXTREMELY SUSCEPTIBLE TO DISSIMILAR METAL CORROSION AND CRACKS. (X)

More about the Boeing 727