Service difficulty report · Strap · Boeing 727200

Difficulty date
March 16, 2011
Submitted
March 17, 2011
Operation
Air carrier
Aircraft
N705AA
Make and model
Boeing 727200
Aircraft serial
22462
Aircraft time
63,036 hours, 30,069 cycles
Part
Strap
Part number
65249799
Condition
Corroded
Location
Zone 500
Part time
63,036 hours, 30,069 cycles
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

HE CORROSION WAS FOUND AT TENSION STRAP OF LT OTBD MID FLAP AT WBL 452 DURING 6C CHECK. THE ORIGINAL THICKNESS OF THE STRAP IS 0.225". AFTER BLEND OUT, THE DIMENSION OF THE CORROSION AREA IS 2.5" (LENGTH) X 2" (WIDTH) AND REMAINDER THICKNESS IS 0.172", IAW SRM 57-50-1, FIG 3, THE DAMAGE IS OUT OF ALLOWABLE LIMIT. THE TENSION STRAP WILL BE REPLACED.

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