Service difficulty report · Sill · Boeing 757231

Difficulty date
May 5, 2012
Submitted
May 7, 2012
Operation
Air carrier
Aircraft
N989FD
Make and model
Boeing 757231
Aircraft serial
28480
Aircraft time
46,838 hours, 14,872 cycles
Part
Sill
Part number
146N8522
Condition
Corroded
Location
Zone 100
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

HIDDEN DAMAGE FOUND ON AFT PIT DOOR LOWER SILL BS 1400-1440, CORROSION UNDER NUTPLATES. ACCOMPLISHED EA F-5310-160560. MAJOR REPAIR.