Service difficulty report · Threshold · Boeing 7373B7

Difficulty date
September 1, 2010
Submitted
September 8, 2010
Operation
Air carrier
Aircraft
N530AU
Make and model
Boeing 7373B7
Aircraft serial
24412
Aircraft time
62,239 hours, 38,910 cycles
Part
Threshold
Part number
6541957U3
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 - Q4 - MAJOR REPAIR - LEVEL 2 GALVANIC CORROSION ON THRESHOLD SHEET BETWEEN BS 794.3 TO BS 847 & BETWEEN S24R TO S25R LOWER SILL AREA. REPLACED THRESHOLD SHEET BETWEEN BS 794.3 TO BS 847 & BETWEEN S24R TO S25R LOWER SILL AREA IAW B737 SRM 51-10-02.

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