# SDR DALA2016062204829

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2016
- Submitted: June 22, 2016
- Operation: Air carrier
- Aircraft: N998DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53370
- Aircraft time: 64,043 hours, 46,120 cycles
- System (JASC): [5531 · Vertical Stabilizer, Spar/Rib](https://openairdocs.org/jasc/5531)
- Part: Former
- Condition: Cracked
- Location: Vertical Stab
- 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/DALA2016062204829

## Discrepancy

CRACKED FORMERS ON STA ZFS=23 AND ZFS=43 AT VERTICAL STABILIZER L/E RT SIDE.  RIBS WERE REPAIRED IAW SRM 55-02, FIG 27.  HFEC WAS ACCOMPLISHED ON FORMERS ON STA ZFS=23 AND ZFS=43 AT VERTICAL STABILIZER L/E RT SIDE NO CRACKS WERE FOUND AFTER STOP DRILL IAW NDT SPM 06-10-01.001.

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