# N788RH: 1992 Hammer Robert H JR CHALLENGER II CW

- Status: Valid registration
- Airframe: [Hammer Robert H JR CHALLENGER II CW](https://openairdocs.org/model/hammer-robert-h-jr-challenger-ii-cw) (registry code 056762F, 2 seats)
- Engine: [Hirth 3203](https://openairdocs.org/engine/hirth-3203) (registry code 33733)
- Serial number: 0788
- Year built: 1992
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: February 10, 2009
- Certificate issued: October 5, 2022
- Expires: October 31, 2029
- Mode S code: AAAFBD
- Registered owner: [Eaa Chapter 59 Waco Texas](https://openairdocs.org/faa-owner/EAA%20CHAPTER%2059%20WACO%20TEXAS)
- Location: [Mc Gregor, TX](https://openairdocs.org/faa-place/TX/Mc%20Gregor)
- Owner type: Corporation
- Owner's area on the map: 31.4383° N, 97.3997° W: Placed by OpenAirDocs at the center of ZIP code 76657, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=788RH
- Page: https://openairdocs.org/aircraft/N788RH

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Hammer Robert H JR CHALLENGER II CW)

None in force.

### Matched by engine (Hirth 3203)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB CEN16LA243](https://openairdocs.org/ntsb/CEN16LA243), Jun 30, 2016: Challenger II CW (N788RH), Marysville, OH, substantial damage. Probable cause: A total loss of engine power for reasons that could not be determined based on the available information.

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Accident 20160630013709A](https://openairdocs.org/incident/20160630013709A), Jun 30, 2016: Hammer Robert H Jr CHALLENGER II CW (N788RH), Marysville, OH, Substantial damage. Aircraft departed runway 27 and lost power at 1000 feet on climbout. Pilot banked left and made emergency landing on adjacent grass runway. Aircraft impacted…

## Service difficulty reports (1)

As reported by operators and repair stations. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 2016FA0000376](https://openairdocs.org/sdr/2016FA0000376), Jun 30, 2016: SPARK PLUG. SEPARATED. DURING CLIMB OUT AT FULL POWER, THE PILOT EXPERIENCED A LOUD BANG FOLLOWED BY COMPLETE ENGINE FAILURE. THIS RESULTED IN AN EMERGENCY LANDING AND DAMAGE TO THE A

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Related

- Other Hammer Robert H JR CHALLENGER II CW aircraft: https://openairdocs.org/model/hammer-robert-h-jr-challenger-ii-cw/aircraft.md
- The Hirth 3203 engine: https://openairdocs.org/engine/hirth-3203.md

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