# SDR DALA2020030501636

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2020
- Submitted: March 5, 2020
- Operation: Air carrier
- Aircraft: N915DE
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53420
- Aircraft time: 65,277 hours, 51,131 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Beam
- Condition: Cracked
- Location: Fuselage
- 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/DALA2020030501636

## Discrepancy

AWR, HIDDEN DAMAGE, IN REF NRC 00193: CRACKED VENTRAL STAIRWAY TORQUE TUBE SUPPORT BEAM. TORQUE TUBE SUPPORT BEAM WAS REPLACED PER DOUGLAS DWG 9911992 REV AK, AND DC9/MD80 SRM 51-30-01, SRM 51-30 -02 AND SRM 51-30-05. (LP1516189)

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