Service difficulty report · Stringer · Boeing 737301

Difficulty date
March 20, 2007
Submitted
March 21, 2007
Operation
Air carrier
Aircraft
N503UW
Make and model
Boeing 737301
Aircraft serial
23237
Aircraft time
56,014 hours, 42,415 cycles
Part
Stringer
Condition
Cracked
Location
Bs 525 S11l
Stage of operation
IN
How discovered
E
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

HFEC INDICATES .125 INCH CRACK IN STRINGER S-11L BS 525. DETECTED BY ROTATING EDDY CURRENT. REMOVED CRACKED STRINGER & REPAIRED PER EA 84289 & SRM 51-70-12.