Service difficulty report · Frame · Boeing 737724

Difficulty date
September 12, 2023
Submitted
September 14, 2023
Operation
Air carrier
Aircraft
N16709
Make and model
Boeing 737724
Aircraft serial
28779
Aircraft time
79,014 hours, 28,388 cycles
Part
Frame
Part number
144A251213
Condition
Corroded
Location
Sta 727
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

SUPPORT TASK: MAIN CABIN STA 727 STR 1L TO 2L HAS AREA OF CORROSION, TRANSCRIBED FROM HAECO GSO N/R 9282437 REMOVED CORROSION IAW B737-700 SRM 51-10-02 ORIGINAL THICKNESS . 131 REMOVED .031 REMAINING .100. REPAIRED STA 727 FRAME INNER CHORD 51L-52L IAW UNITED EC/RA 5342-01137, REF HAECO GSO MECH V9 00579 REMOVED CORROSION IAW B737-700 SRM 51-10-02. ORIGINAL THICKNESS .131, REMOVED .031, REMAINING .100, REPAIRED STA 727 FRAME INNER CHORD S1L-S2L IAW UAL ECRA 5342-01137. HAECO GSO MECH V900579 INSP QC019