# SDR AMTA200700221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 4, 2007
- Submitted: October 26, 2007
- Operation: Air carrier
- Aircraft: [N304TZ](https://openairdocs.org/aircraft/N304TZ), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 30675
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Condition: Corroded
- Location: Bs 775-792
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AMTA200700221

## Discrepancy

AFT PIT BS 775-792 RBL 22 CORROSION MARKED 6 SPOTS ON LONGERON.  REMOVED CORROSION SRM 51-10-02.  ORIG .050 SRM 53-30-53 LOSS .004-.003 IS WITHIN LIMITS SRM 53-00-53.  DEPTH GAUGE NR 07-802 CALDUE 08-12-07.  TREAT AND PRIME SRM 51-20-01.  (M)

---
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.