Service difficulty report · Frame · Boeing 75724APF

Difficulty date
April 13, 2010
Submitted
April 19, 2010
Operation
Air carrier
Aircraft
N436UP
Make and model
Boeing 75724APF
Aircraft serial
25467
Aircraft time
18,854 hours, 12,318 cycles
Engine
Rroyce RB211535E4
Part
Frame
Part number
146N1012
Condition
Damaged
Location
Bs 1420
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:C1, 2 EACH SCREW STRIKES ON INBD FLANGE OF B/S 1420 FRAME BETWEEN STRINGERS 15L AND 16L. FOUND 2 DAMAGED AREAS TO BE OUT OF LIMITS. REMOVED DAMAGED BY DRILLING 1 EA .191 DIA HOLE AND 1 EA .128 DIA HOLE. INSTALLED 2 EACH FASTENERS IAW SRM 53-00-07-1A1 AND EO B757-5310-19952.

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