# SDR WX0A2016040573129

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 31, 2016
- Submitted: April 5, 2016
- Operation: Air carrier
- Aircraft: N424NV
- Make and model: Doug DC-9-83
- Registry model: [Doug DC-9-83](https://openairdocs.org/model/douglas-dc-9-83) (OpenAirDocs)
- Aircraft serial: 49421
- Aircraft time: 58,714 hours, 50,518 cycles
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Spar Cap
- Part number: 5919153503
- Condition: Cracked
- Location: Lt Wing
- 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/WX0A2016040573129

## Discrepancy

LEFT WING FWD SPAR, LOWER CAP UPPER SURFACE, FWD FLANGE CORRODED AT STATION XFS 570.  DURING REPAIR, A .200"" CRACK WAS NOTED, BETWEEN TWO FASTENER HOLES.  DAMAGE WAS REPAIRED IAW EA 30-2016-093 DATED 03 26 16.

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