# SDR TWAA0103003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2001
- Submitted: February 15, 2001
- Operation: Air carrier
- Aircraft: N992Z
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47095
- Aircraft time: 79,662 hours, 84,133 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Stringer
- Condition: Corroded
- 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/TWAA0103003

## Discrepancy

DURING CHECK-C MAINT FOUND HEAVY CORROSION ON STRINGER 19R AT STA 180.  REMOVED CORROSION ON STRINGER 18L, STA 150 TO 229, AND REPLACED WITH NEW LONGERON PER SRM 53-11-1, FIG 3, AND SRM 51-30-02 AND 51-30-5.

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