What was found
AFT CARGO SILL WEB CORRODED. GROUNDED - YES. REMOVED CORROSION FOUND TO BE OUT OF LIMITS IAW SRM 53-60-15-1A-1. REMOVED AND REPLACED CORRODED AFT CARGO SILL WEB IAW SRM 51-40-02-0G-0.
- Difficulty date
- September 28, 2026
- Submitted
- October 22, 2026
- Operation
- Air carrier
- Aircraft
- N483AS
- Make and model
- Boeing 737990ER
- Aircraft serial
- 36350
- Aircraft time
- 32,878 hours, 10,192 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Web
- Part number
- 146A8123U25
- 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.