Service difficulty report · Fitting · Boeing 7472U3B

Difficulty date
January 9, 2003
Submitted
January 17, 2003
Operation
Air carrier
Aircraft
N922FT
Make and model
Boeing 7472U3B
Aircraft serial
22768
Aircraft time
72,156 hours, 17,725 cycles
Part
Fitting
Part number
65B913141
Part serial
NONE
Condition
Cracked
Location
Nr 1pylon
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

TWO CRACKS FOUND AROUND INBOARD AND OUTBOARD FASTENER HOLES NR 1 PYLON REAR ENGINE MOUNT BULKHEAD BATHTUB FITTING. - I/B: (1) .75 INCH, (1) .125 INCH RADIALLY. O/B: (1) .75 INCH, (1) .5 INCH RADIALLY. CRACKED BATHTUB FITTING REPLACED AS PER S/B 747-54-2113 R2.

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