Service difficulty report · Doublers · Boeing 747238B

Difficulty date
September 7, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N161UA
Make and model
Boeing 747238B
Aircraft serial
21352
Engine
Pwa JT9D7J
Part
Doublers
Part number
65B0028312
Condition
Cracked
Location
Bs 340
Stage of operation
UK
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

THE 65B00283-1, 65B00283-2 DOUBLERS WERE FOUND TO HAVE CRACKS EMANATING FROM THE INBOARD EDGE. THE DOUBLERS WERE PREVIOUSLY INSTALLED BY THE PRIOR OWNER. UAL REPLACED DOUBLERS AND REINFORCED AREA PER BOEING SERVICE BULLETIN 747-53-2112 PER EVA G95-6196.