# SDR DLM88090256

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2009
- Submitted: February 26, 2009
- Operation: Air carrier
- Aircraft: N976DL
- Make and model: Doug MD-88
- Registry model: [Doug MD-88](https://openairdocs.org/model/mcdonnell-douglas-md-88) (OpenAirDocs)
- Aircraft serial: 53257
- Aircraft time: 48,241 hours, 36,267 cycles
- System (JASC): [5313 · Fuselage Main, Longeron/Stringer](https://openairdocs.org/jasc/5313)
- Part: Longeron
- Condition: Damaged
- Location: Fuselage
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DLM88090256

## Discrepancy

WHILE PERFORMING PREVENTATIVE MOD ON LONGERONS AT STA Y=160, INADEQUATELY DRILLED HOLES WERE FOUND ON LONGERON LT 22 AND SKIN.  FASTENERS WERE INSTALLED CORRECTLY IAW SRM 51-30-5 AND SRM 51-30-1.

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