# SDR 97ZZZX4250

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 1997
- Submitted: March 26, 2000
- Operation: General aviation
- Aircraft: [N2009X](https://openairdocs.org/aircraft/N2009X), registered now
- Make and model: Beech 76
- Registry model: [Beech 76](https://openairdocs.org/model/beech-76) (OpenAirDocs)
- Aircraft serial: ME66
- System (JASC): [5711 · Wing Spar](https://openairdocs.org/jasc/5711)
- Part: Bolts
- Part number: NAS464P5
- Condition: Loose
- Location: Wing Center
- Part time: 1,486 hours
- Stage of operation: IN
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97ZZZX4250

## Discrepancy

DURING 100-HOUR INSPECTION, THE CENTER SECTION WING BOLTS THAT ATTACH THE LOWER WING SPAR PLATE TO THE WING SPAR (I.E., 20 WING BOLTS) WERE ALL FOUND UNDERTORQUED BY ONE-HALF TO ONE FULL TURN.  THE NAS464P5 BOLTS SHOULD BE TORQUED 100-140 INCH/POUND.

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