Service difficulty report · Retainer · Boeing 737401

Difficulty date
May 29, 2012
Submitted
June 4, 2012
Operation
Air carrier
Aircraft
N405US
Make and model
Boeing 737401
Aircraft serial
23885
Aircraft time
63,373 hours, 42,904 cycles
Part
Retainer
Part number
507978183
Condition
Corroded
Location
Emergency Exit
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

C2 CHECK - GALVANIC CORROSION FOUND ON AFT RIGHT EMERGENCY EXIT HATCH UNDER PRESSURE SEAL. REMOVED CORROSION AND REPLACED SEAL RETAINERS ON AFT RIGHT EMERGENCY EXIT HATCH IAW B737-400 SRM 51-40-02.