# SDR AALA202112064730

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2021
- Submitted: December 6, 2021
- Operation: Air carrier
- Aircraft: [N815NN](https://openairdocs.org/aircraft/N815NN), registered now
- Make and model: Boeing 737*
- Aircraft serial: 33208
- Aircraft time: 35,223 hours, 14,262 cycles
- System (JASC): [5315 · Fuselage Main, Floor Beam](https://openairdocs.org/jasc/5315)
- Part: Floor Support
- Condition: Corroded
- Location: Zone 100 - Fuse
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202112064730

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: FALSE AFT BULKHEAD FRAME HAS MULTIPLE CORROSION SPOTS AT RIGHT LEFT AND CENTER. INSTALLED AFT LOWER BULKHEAD SUPPORT ANGLE STA 500I PER SRM 51-40-02.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.