What was found
WO 254917 NR 200093 HEAVY CHECK COE/MINOR REPAIR DISCREPANCY: FWD PRESSURE BULKHEAD FWD SURFACE MIDDLE STIFFENER HAS LEVEL 2 CORROSION AT UPPER END. CORRECTIVE ACTION: REPLACED STIFFENER PER ATR42 SRM 51-25-01 AND 51-25-04.
- Difficulty date
- May 20, 2024
- Submitted
- July 26, 2024
- Operation
- Air carrier
- Aircraft
- N917FX
- Make and model
- Aerosp ATR42300
- Aircraft serial
- 354
- Aircraft time
- 27,461 hours, 35,525 cycles
- System (JASC)
- 5312 · Fuselage Main, Bulkhead
- Part
- Stiffener
- Part number
- S53174000202
- 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.