# SDR AALA20160413006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2016
- Submitted: April 14, 2016
- Operation: Air carrier
- Aircraft: N971TW
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 53621
- Aircraft time: 45,560 hours, 22,504 cycles
- System (JASC): [5311 · Fuselage Main, Frame](https://openairdocs.org/jasc/5311)
- Part: Frame
- Part number: 9911842
- 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/AALA20160413006

## Discrepancy

AFT ACC. CRACKED DOUBLER ON LOWER END OF FRAME, STATION 1485, RT SIDE JUST OTBD OF STAIR DOOR CUT OUT.  INSTALLED DOUBLER REPAIR IAW AARD 53-10-00-33.  ACFT IN BASE MX.

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