- Difficulty date
- August 25, 2025
- Submitted
- August 28, 2025
- Operation
- Air carrier
- Make and model
- Boeing 737932ER
- Aircraft serial
- 31981
- Aircraft time
- 27,823 hours, 10,837 cycles
- Part
- Threshold
- Condition
- Corroded
- Location
- Zone 200
- 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
AIRCRAFT 3870, R-1 DOORWAY THRESHOLD CHORD HAS DEEP CORROSION. CORRECTIVE ACTION: REPAIRED/REPLACED R-1 DOORWAY THRESHOLD CHORD IAW B737-900 SRM 51-40-02-0G. RESTORED FININSH IAW B737- 900 21-20-01-0G, 53-10-15-01-2, SOPM 20-41-02. (LP 1163393)