Service difficulty report · Fitting · Boeing 747200

Difficulty date
August 14, 2007
Submitted
August 27, 2007
Operation
Air carrier
Aircraft
N521UP
Make and model
Boeing 747200
Aircraft serial
21944
Aircraft time
79,715 hours, 18,925 cycles
Part
Fitting
Part number
65B913143
Condition
Cracked
Location
Nr 4 Pylon
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

INSPECTION TYPE:C NR 4 PYLON REAR ENG MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING FOUND CRACKED. CRACK LENGTH .3125 INCH APPROX. NR 4 PYLON REAR ENGINE MOUNT BULKHEAD UPPER LINK BEAM ATTACHMENT BATH FITTING REPLACED AND INSTALLED AS PER SRM 51-10-01 PG 9 AND 51-30-02.

More about the Boeing 747-200