# SDR SWAA2020062988337

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 29, 2020
- Submitted: June 30, 2020
- Operation: Air carrier
- Aircraft: [N928WN](https://openairdocs.org/aircraft/N928WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 36890
- Aircraft time: 40,809 hours, 24,748 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Intercostal
- Part number: 141A813199
- Condition: Corroded
- Location: Bs 344-351
- 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/SWAA2020062988337

## Discrepancy

E&E BAY,  BS.344 - 351,  STRINGER 23L INTERCOSTAL WAS CORRODED.   REMOVED CORROSION,  ORIG 'T' .063',  REMAINING .025',  LOSS OF .038',  FOUND TO BE OUT OF LIMITS.  REMOVED & REPLACED THE INTERCOSTAL IAW SRM 51-10-02-0G-0,  53-00-04-1A-1,  AND AMM 51-21-91-620-802.

---
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.