Service difficulty report · Web · Boeing 737990ER

Difficulty date
February 25, 2026
Submitted
March 10, 2026
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
36,408 hours, 11,334 cycles
Part
Web
Part number
146A832211
Condition
Corroded
Location
Zone 100
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

AFT CARGO DOOR CUTOUT, FORWARD LOWER CORNER ATTACH INTERCOSTAL CORRODED. BS788. GROUNDED - YES. REMOVED AND INSTALLED A NEW LOWER CORNER ATTACH INTERCOSTAL OF AFT CARGO DOOR CUTOUT BS788 IAW B737-900 SRM 51-40-01 AND B737-900 SRM 51-40-05 AND BAC DWG#146A8320 REV:-.