# SDR UIEA200700340

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 31, 2007
- Submitted: September 4, 2007
- Operation: Air carrier
- Aircraft: [N528MC](https://openairdocs.org/aircraft/N528MC), registered now
- Make and model: Boeing 747-2D7B
- Registry model: [Boeing 747-2D7B](https://openairdocs.org/model/boeing-747-2d7b) (OpenAirDocs)
- Aircraft serial: 22472
- Aircraft time: 80,646 hours, 16,068 cycles
- System (JASC): [5510 · Horizontal Stabilizer Structure](https://openairdocs.org/jasc/5510)
- Part: Hinge Fitting
- Condition: Cracked
- Location: Horizontal 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/UIEA200700340

## Discrepancy

BS 2598 H/S RT RBL 40" REAR SPAR UPPER I/B OF HINGE FITTING OPEN HOLE.  OVERSIZE TO 0.403", USED BACB30 US6K21Y BOLT.  CARRIED OUT NDT TEST OF THE OPEN OVERSIZE HOLE FOUND SATISFACTORY.

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