# Welch Thomas RV9

- Type: Aircraft model (FAA registry)
- Registry code: 05617WD
- Manufacturer (registry): WELCH THOMAS
- Model: RV9
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/welch-thomas-rv9

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this model now.

## NTSB investigations (2)

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 CEN11CA065](https://openairdocs.org/ntsb/CEN11CA065), Nov 3, 2010: Welch Thomas RV9 (N475TW), Sac City, IA, substantial damage. Probable cause: The pilot's loss of directional control while landing with a gusting wind.
- [NTSB SEA08CA010](https://openairdocs.org/ntsb/SEA08CA010), Oct 14, 2007: Welch RV-9 (N475TW), Bigfork, MT, substantial damage. Probable cause: Fuel starvation while on downwind for landing. The pilot's inadequate in-flight fuel management planning was a factor.

## FAA accident and incident reports (2)

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 20101103052879A](https://openairdocs.org/incident/20101103052879A), Nov 3, 2010: Welch Thoma RV9 (N475TW), Sac City, IA, Substantial damage. Pilot failed to maintain control of the aircraft while performing a landing in gusting conditions. The pilot, who was the only occupant, was not injured. This…
- [Accident 20071014021929A](https://openairdocs.org/incident/20071014021929A), Oct 14, 2007: Amtr RV9 (N475TW), Big Fork, MT, Substantial damage. (-23) On 14 October 2007, at 1430 MDT, a homebuilt RV-9, N475TW, registered to [privacy data omitted], collided with a fence post when the aircraft landed…

## Service difficulty reports (1)

As reported by operators and repair stations, by the model named in the report.

- [SDR 2021FA0000126](https://openairdocs.org/sdr/2021FA0000126), May 5, 2021: BATTERY. MELTED. DURING A CONDITION INSPECTION, THIS ELT BATTERY WAS FOUND TO HAVE HAD A THERMAL RUNAWAY. THIS UNIT CAN BE USED IN A MULTITUDE OF GENERAL AVIATION AIRCRAFT.

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Vans Acft RV-9](https://openairdocs.org/model/vans-acft-rv-9): 2 registered aircraft, registry code 05612OC
- [Frappier J M R/Frappier E W RV-9](https://openairdocs.org/model/frappier-j-m-r-frappier-e-w-rv-9): 1 registered aircraft, registry code 05612HI
- [Baird P/Knox B/Noble D II RV-9](https://openairdocs.org/model/baird-p-knox-b-noble-d-ii-rv-9): 1 registered aircraft, registry code 056131T
- [Schumacher Roger RV-9](https://openairdocs.org/model/schumacher-roger-rv-9): 1 registered aircraft, registry code 05614IV
- [Thomas Dennis RV-9](https://openairdocs.org/model/thomas-dennis-rv-9): 1 registered aircraft, registry code 056155L
- [Donham Timothy J RV9](https://openairdocs.org/model/donham-timothy-j-rv9): 1 registered aircraft, registry code 05615X3
- [Hardison John Gary RV9](https://openairdocs.org/model/hardison-john-gary-rv9): 1 registered aircraft, registry code 056160X
- [Mayo Robert L RV9](https://openairdocs.org/model/mayo-robert-l-rv9): 1 registered aircraft, registry code 05617RQ
- [Ping Roger P RV-9](https://openairdocs.org/model/ping-roger-p-rv-9): 1 registered aircraft, registry code 056191V
- [Kerr John A RV9](https://openairdocs.org/model/kerr-john-a-rv9): 1 registered aircraft, registry code 056195E
- [Reinhart Richard A RV-9](https://openairdocs.org/model/reinhart-richard-a-rv-9): 1 registered aircraft, registry code 056211E
- [Nyberg Randall L RV-9](https://openairdocs.org/model/nyberg-randall-l-rv-9): 1 registered aircraft, registry code 05621XS

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