# SDR 0103869612

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2001
- Submitted: November 7, 2001
- Operation: Air carrier
- Aircraft: N612NW
- Make and model: Doug DC-9-32
- Registry model: [Doug DC-9-32](https://openairdocs.org/model/mcdonnell-douglas-dc-9-32) (OpenAirDocs)
- Aircraft serial: 47436
- Aircraft time: 63,300 hours, 75,999 cycles
- System (JASC): [5310 · Fuselage Main, Structure](https://openairdocs.org/jasc/5310)
- Part: Frame
- Condition: Cracked
- 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/0103869612

## Discrepancy

During Hck in ATL the fuselage frame at sta 756 were inspected per EO 5311-01157, A 1.75 inch crack was found in the frame and a 2.0 crack was found in the right frame. The right frame was removed and replaced per EO 5311-01157 7075-t6 aluminum. the left frame was put on monitor.Repaired per EA 96-186084

---
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.