Service difficulty report · Spar · Boeing 737824

Difficulty date
March 28, 2025
Submitted
April 2, 2025
Operation
Air carrier
Aircraft
N14231
Make and model
Boeing 737824
Aircraft serial
28795
Aircraft time
79,064 hours, 29,380 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Part number
112A1101203
Condition
Corroded
Location
Zone 500
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

LEFT WING REAR SPAR HAS CORROSION AT IB BOOST PUMP LWR GROUND ATTACH POINT. REF. AAR N/R:9942388 ACCOMPLISHED REPAIR AT R/H OUTER WING FRONT SPAR FUEL BOOST PUMP LOWER BONDING STRAP ATTACH AREA IN REF TO AAR ESR-WI 52-11818 REV IR AND UNITED EC/RA 5720-03508 ESFR CREATED ACCOMPLISHED REPAIR AT R/H OUTER WING FRONT SPAR FUEL BOOST PUMP LOWER BONDING STRAP ATTACH AREA IN REF TO AAR ESR-WI 52-11818 REV IR AND UNITED EC/RA 5720-03508 .