# SDR KCSA2023100138

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 1, 2023
- Submitted: October 4, 2023
- Operation: Air carrier
- Aircraft: [N707CK](https://openairdocs.org/aircraft/N707CK), registered now
- Make and model: Boeing 747-4B5
- Registry model: [Boeing 747-4B5](https://openairdocs.org/model/boeing-747-4b5) (OpenAirDocs)
- Aircraft serial: 26395
- Aircraft time: 107,532 hours, 18,900 cycles
- System (JASC): [5200 · Doors](https://openairdocs.org/jasc/5200)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: UK
- 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/KCSA2023100138

## Discrepancy

L1 DOOR HINGES OUT OF ADJUSTMENT UPON FURTHER INVESTIGATION FOUND LOOSE FASTENER ON LOWER HINGE ARM SECURED HARDWARE, FIT AND FAIR GOOD NO FURTHER DEFECT NOTED AT THIS TIME IAW B747-400 AMM 52-11-03.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.