Service difficulty report · Hinge Fitting · Boeing 737275C

Difficulty date
July 31, 2005
Submitted
December 2, 2005
Operation
General aviation
Make and model
Boeing 737275C
Aircraft time
68,181 hours
Engine
Pwa JT8D9A
Part
Hinge Fitting
Part number
65593416
Condition
Corroded
Location
Aft Airstair
Component
Aft Airstair · Boeing · 65593416
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

(CAN) NO CPCP CORROSION TASK COVERS THIS AREA, BUT DUE TO THE FINDINGS THE MAINTENANCEPROGRAM IS BEING AMENDED TO REDUCES THE CORROSION FINDINGS IN THIS AREA. THE CO RROSION WAS FOUND ON THE AFT AIRSTAIRS UPPER HINGE FITTING ON THE LOWER FOLDING SECTION. THE FOLLOWING INSPECTIONS OF THIS FITTING HAVE BEEN INCORPORATED,1) AMENDMENT OF WORK CARD 40118 FOR THE FWD AND AFT AIRSTAIR. 2) AMENDMENT OF WORK CARD 40116 FOR THE FWD AIRSTAIR. 3) AMENDMENT OF WORK CARD 41220 FOR THE AFT AIRSTAIR.