Service difficulty report · Spar · Boeing 7472D7B

Difficulty date
September 9, 2011
Submitted
September 9, 2011
Operation
Air carrier
Aircraft
N523MC
Make and model
Boeing 7472D7B
Aircraft serial
21782
Aircraft time
104,519 hours, 21,333 cycles
Part
Spar
Condition
Damaged
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

CRACK DAMAGE WAS DETECTED AND RAN FORWARD TO AFT AND WAS APPROX 4.5 INCHES LONG. WEB WAS CUT AT APPROX NAC STA 286 AND THE SECTION OF THE WEB FROM NAC STA 286.00 TO NAC STA 312.34 WAS REMOVED FROM THE SPAR ASSY. WEB SECTION FABRICATED AND INSTALLED ONTO THE SPAR ASSY.

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