Service difficulty report · Angle · Boeing 7472D7B

Difficulty date
August 30, 2005
Submitted
September 6, 2005
Operation
Air carrier
Aircraft
N524MC
Make and model
Boeing 7472D7B
Aircraft serial
21784
Engine
Ge CF650E2
Part
Angle
Part number
65B94141110
Condition
Out Of Limits
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

D-CHECK, NR 4 PYLON SIDE COWL HINGE SUPPORT ANGLE BRACE, ONE HOLE EXCEEDING LIMITS. THE HOLE WAS OVERSIZED TO 0.484 INCHES DIAMETER INCLUDING A .0312 DIAMETER INSURANCE CUT. THE HOLE WAS NDT INSPECTED TO ENSURE A CRACK AND DAMAGE FREE CONDITION. A REPAIR STEEL STRAP WAS INSTALLED ONT HE AFT SIDE OF THE ANGLE. A FREEZE PLUG WAS INSTALLED AND A .3750 INCHE DIAMETER FASTENER WAS INSTALLED THRU THE FREEZE PLUG, TO INSTALL A NEW ANGLE WITHIN 18 MONTHS. (K)

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