# Seltzer William I CHALLENGER II CWS

- Type: Aircraft model (FAA registry)
- Registry code: 05903QN
- Manufacturer (registry): SELTZER WILLIAM I
- Model: CHALLENGER II CWS
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · 2 cycle
- Seats: 2
- Weight class: Up to 12,499 lb
- Certification: Light sport
- Registered aircraft: 0
- Page: https://openairdocs.org/model/seltzer-william-i-challenger-ii-cws

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 (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 WPR17FA077](https://openairdocs.org/ntsb/WPR17FA077), Mar 11, 2017: Challenger II (N2621T), Oakdale, CA, substantial damage, 1 fatal. Probable cause: The pilot's failure to attain a proper touchdown point and his subsequent loss of directional control during landing for reasons that could not be determined because postaccident examination of the…

## 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 20170311002039A](https://openairdocs.org/incident/20170311002039A), Mar 11, 2017: Seltzer William I CHALLENGER II CWS (N2621T), Oakdale, CA, Destroyed, 1 fatal. Pilot lost control on landing to rwy 10 at O27 and ran into parked vehicle. Aircraft was destroyed in post-accident fire. Pilot succumbed to injuries sustained…

## The same model under other registry codes

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

- [Hubbart Clyde V CHALLENGER II CWS](https://openairdocs.org/model/hubbart-clyde-v-challenger-ii-cws): 1 registered aircraft, registry code 05604ZG
- [Duke James E CHALLENGER II CWS](https://openairdocs.org/model/duke-james-e-challenger-ii-cws): 1 registered aircraft, registry code 05606Q5
- [Crawford Roger CHALLENGER II CWS](https://openairdocs.org/model/crawford-roger-challenger-ii-cws): 1 registered aircraft, registry code 05607SP
- [Schroeder James M CHALLENGER II CWS](https://openairdocs.org/model/schroeder-james-m-challenger-ii-cws): 1 registered aircraft, registry code 05615FG
- [Courtney David M CHALLENGER II CWS](https://openairdocs.org/model/courtney-david-m-challenger-ii-cws): 1 registered aircraft, registry code 05621QI
- [Lambdin William Morris CHALLENGER II CWS](https://openairdocs.org/model/lambdin-william-morris-challenger-ii-cws): 1 registered aircraft, registry code 056320Q
- [U-Fly-It Light Sport Acft CHALLENGER II CWS](https://openairdocs.org/model/u-fly-it-light-sport-acft-challenger-ii-cws): 1 registered aircraft, registry code 05633VW
- [Mark Marston CHALLENGER II CWS](https://openairdocs.org/model/mark-marston-challenger-ii-cws): 1 registered aircraft, registry code 05642AD
- [Ultra Flight CHALLENGER II CWS](https://openairdocs.org/model/ultra-flight-challenger-ii-cws): 1 registered aircraft, registry code 059006U
- [Parsons Jason W CHALLENGER II CWS](https://openairdocs.org/model/parsons-jason-w-challenger-ii-cws): 1 registered aircraft, registry code 05901X9
- [Quad City Ultralight CHALLENGER II CWS](https://openairdocs.org/model/quad-city-ultralight-challenger-ii-cws): 1 registered aircraft, registry code 05904OX
- [Hartley Joseph D CHALLENGER II CWS](https://openairdocs.org/model/hartley-joseph-d-challenger-ii-cws): 0 registered aircraft, registry code 05602NS

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