# Williamson John A KOLB KOLBRA

- Type: Aircraft model (FAA registry)
- Registry code: 05612IW
- Manufacturer (registry): WILLIAMSON JOHN A
- Model: KOLB KOLBRA
- 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/williamson-john-a-kolb-kolbra

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 SEA08LA138](https://openairdocs.org/ntsb/SEA08LA138), May 25, 2008: Kolb Kolbra (N49KK), Jordan Valley, OR, substantial damage, 1 fatal. Probable cause: The pilot's failure to maintain an adequate airspeed while maneuvering that led to a stall/mush.

## 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 20080525834379A](https://openairdocs.org/incident/20080525834379A), May 25, 2008: Willia KOLBKOBRA (N49KK), Jordan Valley, OR, Destroyed, 1 fatal. (-23) On 05-25-2008 a flight of four aircraft were out sightseeing in the general area. The pilots were: [privacy data omitted]. Three of the aircraft landed…

## The same model under other registry codes

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

- [German Mark W KOLB KOLBRA](https://openairdocs.org/model/german-mark-w-kolb-kolbra): 1 registered aircraft, registry code 05613X0
- [Gitt Larry Lee KOLB KOLBRA](https://openairdocs.org/model/gitt-larry-lee-kolb-kolbra): 1 registered aircraft, registry code 05614VT
- [Ben R Proffit KOLB KOLBRA](https://openairdocs.org/model/ben-r-proffit-kolb-kolbra): 1 registered aircraft, registry code 05636JW
- [Mccullough Wayne T KOLB KOLBRA](https://openairdocs.org/model/mccullough-wayne-t-kolb-kolbra): 0 registered aircraft, registry code 05621FD

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