SDR USAA2010071591428

Service difficulty report · Doubler · Boeing 737401

Difficulty date: July 12, 2010
Submitted: July 15, 2010
Operation: Air carrier
Aircraft: N409US
Make and model: Boeing 737401
Aircraft serial: 23879
Aircraft time: 60,216 hours, 40,641 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Doubler
Condition: Cracked
Location: Fuselage
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 - CRACK ON REINFORCEMENT DOUBLER FOR FORWARD ENTRY DOOR LOWER FORWARD DOOR STOP FITTING AT BS 312, S17L. REPLACED RE-ENFORCEMENT DOUBLER FOR FORWARD ENTRY DOOR LOWER FORWARD DOOR STOP FITTING AT BS 312, S17L IAW B737 SRM 51-10-02.