Service difficulty report · Retainer · Boeing 737436

Difficulty date
January 26, 2024
Submitted
March 28, 2024
Operation
Air carrier
Aircraft
N403YK
Make and model
Boeing 737436
Aircraft serial
25842
Aircraft time
63,646 hours, 43,186 cycles
Part
Retainer
Part number
UNKNOWN
Condition
Corroded
Location
Door Seal
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

OVERWING ENERGENCY HATCH SEAL RETAINER HAS BEEN CORRODED AROUND LOWER PORTION OF THE DOOR. LH AFT(2403L). OVERWING EMERGENCY HATCH SEAL RETAINER HAS BEEN CORRODED AROUND LOWER PORTION OF THE DOOR, RH AFT (2404R). 1. CORROSION REMOVED. THE DOOR LOWER PORTION & SEAL RETAINER WERE OVER LIMIT. 2. CUT OUT THE DAMAGED AREA & MADE REPAIR PARTS AND INSTALL WITH SEALANT. PER: SRM 51-70-11 FIG 1- SHEET 4/6 (R115) DRAWING 655C35000 3. SEAL RETAINER REPLACED (SHORT EDGE MARGIN) REFER TO ATTACH EO 737-52-0012 FOR DETAILS