Service difficulty report · Fitting · Boeing 7572T7

Difficulty date
January 31, 2010
Submitted
February 1, 2010
Operation
Air carrier
Aircraft
N936FD
Make and model
Boeing 7572T7
Aircraft serial
23293
Aircraft time
83,960 hours, 29,058 cycles
Part
Fitting
Part number
311N50054
Condition
Cracked
Location
Lt 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

LT ENG PYLON, 2 EACH CRACKS FOUND IN LT AFT INBD BOLT HOLE ON HORIZ FLANGE. (REF: EO F-5450-7-5006 P1 PG 13 STEP 2 FOR DETAILS). LT PYLON AFT BULKHEAD R & R IAW EA NR F-5450-135814. REPAIR IS CLASSIFIED AS MAJOR IAW GMM 6-2-100.

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