# SDR 2026FA0000161

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2026
- Submitted: March 6, 2026
- Operation: General aviation
- Aircraft: [N454JH](https://openairdocs.org/aircraft/N454JH), registered now
- Make and model: Hughes 369E
- Registry model: [Hughes 369E](https://openairdocs.org/model/hughes-helicopters-369e) (OpenAirDocs)
- Aircraft serial: 0454E
- Aircraft time: 23,428 hours, 32,431 cycles
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Transmission
- Part number: 369D25100507
- Part serial: 705
- Condition: Making Metal
- Location: Main Rotor
- Part time: 10,874 hours
- Stage of operation: LD
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2026FA0000161

## Discrepancy

PILOT REPORTED INTERMITTENT MAIN GEARBOX CHIP LIGHT DURING APPROACH TO LANDING. MAGNETIC PLUG INSPECTION REVEALED METAL CONTAMINATION BEYOND ACCEPTABLE LIMITS AND TRANSMISSION WAS REMOVED FOR REPAIR.

---
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.