SDR USAA070187

Service difficulty report · Intercostal · Boeing 737401

Difficulty date
March 13, 2007
Submitted
March 13, 2007
Operation
Air carrier
Aircraft
N423US
Make and model
Boeing 737401
Aircraft serial
23990
Aircraft time
49,240 hours, 49,240 cycles
Part
Intercostal
Condition
Cracked
Location
Bs 348 S16l
Stage of operation
IN
How discovered
9
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

TWO CRACKS, MAIN ENTRY DOOR INTERCOSTAL, BS 348, S-16L. FAB'D & INSTALLED TEE, FILLER & STRAP PER EO E5305V203, DEFECT SIZE: 2 INCHES (2 EA).