What was found
CORROSION ON AFT CARGO BAY SUB WEB THRESHOLD AT BS 794 - 847, RBL 25, WL 155. REMOVED AND REPLACED ON AFT CARGO BAY SUB-THRESHOLD WEB IAW SRM 51-40-02, AND DWG 146A8340, REV-.
- Difficulty date
- April 1, 2026
- Submitted
- April 20, 2026
- Operation
- Air carrier
- Aircraft
- N470WN
- Make and model
- Boeing 7377H4
- Aircraft serial
- 33860
- Aircraft time
- 71,838 hours, 43,156 cycles
- System (JASC)
- 5320 · Fuselage Miscellaneous Structure
- Part
- Threshold Web
- 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.