# SDR UIEA2024072300730

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2024
- Submitted: August 7, 2024
- Operation: Air carrier
- Aircraft: [N508KZ](https://openairdocs.org/aircraft/N508KZ), registered now
- Make and model: Boeing 747-4KZF
- Registry model: [Boeing 747-4KZF](https://openairdocs.org/model/boeing-747-4kzf) (OpenAirDocs)
- Aircraft serial: 36135
- Aircraft time: 52,979 hours, 9,678 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Tension Tie
- Condition: Cracked
- Location: Zone 100
- Stage of operation: IN
- How discovered: E
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UIEA2024072300730

## Discrepancy

RH BS 740 UPPER DECK TENSION TIE (4EA) FASTENER HOLES FOUND CRACK AT AFT CHANNEL.  TENSION TIE REPAIRED AS PER SRM 53-20-30-2R-1 REPAIR 1 FIG 201 (CAT B) STEEL PLATE REPLACED AS PER RI-53-20-17025 REV.A. NO FURTHER DEFECTS NOTED.

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