# SDR 2026FA0000439

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2026
- Submitted: May 28, 2026
- Operation: General aviation
- Aircraft: [N73MH](https://openairdocs.org/aircraft/N73MH), registered now
- Make and model: Cessna 172S
- Registry model: [Cessna 172S](https://openairdocs.org/model/cessna-172s) (OpenAirDocs)
- Aircraft serial: 172S13003
- Aircraft time: 2,700 hours
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Part number: 0512001905120011
- Condition: Bent
- Location: Zone 200
- Part time: 2,700 hours
- 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/2026FA0000439

## Discrepancy

AIRCRAFT FAILED THE INSPECTION CRITERIA OUTLINED IN TEXTRON SERVICE LETTER SEL-53-04, DATED JANUARY 14, 2026. BOTH UPPER STRINGERS IN THE TAILCONE ASSEMBLY (P/N'S 0512001-9 AND 0512001-10) HAVE BENDS IN EXCESS OF THE 0.040" LIMIT DESCRIBED IN THE SERVICE LETTER.

---
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.