Service difficulty report · Spar · Boeing 737401

Difficulty date
June 29, 2010
Submitted
August 18, 2010
Operation
Air carrier
Aircraft
N409US
Make and model
Boeing 737401
Aircraft serial
23879
Aircraft time
60,218 hours, 40,641 cycles
System (JASC)
5751 · Ailerons
Part
Spar
Part number
65C2591110B
Condition
Cracked
Location
Aileron
Part time
7,290 hours, 4,469 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

CLT - Q1 - MAJOR REPAIR - RIGHT AILERON SPAR CRACKED SEVERAL PLACES AT WS 538.78. REPLACED RIGHT AILERON IAW JOB CARD 03C40627010.