SDR USAA2009042090936

Service difficulty report · Support Angle · Boeing 7374B7

Difficulty date: March 21, 2009
Submitted: April 20, 2009
Operation: Air carrier
Aircraft: N441US
Make and model: Boeing 7374B7
Aircraft serial: 24812
Aircraft time: 50,086 hours, 35,130 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Support Angle
Part number: 6924713
Condition: Corroded
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

SAL - Q6 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON SUPPORT ANGLE OF LOWER SILL SCUFF PLATE AT L1 DOOR AT BS 312 TO BS 344, LBL 67. REPLACED SUPPORT ANGLE OF LOWER SILL SCUFF PLATE AT L1 DOOR AT BS 312 TO BS 344, LBL 67 IAW B737 SRM 51-10-02.

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