Service difficulty report · Fitting · Boeing 75724APF

Difficulty date
January 17, 2009
Submitted
February 18, 2009
Operation
Air carrier
Aircraft
N440UP
Make and model
Boeing 75724APF
Aircraft serial
25471
Aircraft time
17,092 hours, 11,149 cycles
Part
Fitting
Part number
311N522051
Condition
Damaged
Location
Nr 2 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 "04" ITEM, NR 2 PYLON 1EA COMMON TO THE OUTBOARD BATHTUB FITTING AND THE OUTBOARD LOWER CHORD WAS REAMED OVERSIZE (MECH REQ). REAMED UP ELONGATED HOLE COMMON TO BATHTUB FITTING AND O/B LWR CHORD UNTIL TRUE AND ROUND IAW EA 757-5450-27-A1829. HOLE IS .421 AT THIS TIME. ASSEMBLED ALL PARTS COMMON TO THE AFFECTED HOLE D, BATHTUB FITTING, UPPER/LOWER RADIUS BLOCKS AND CHORD. REAMED TO FINAL DIA .4375. HOLE IS TRUE AND ROUND IAW EA757-5450-27-A1829.

More about the Boeing 757-24APF