# Siewert Irving OSPREY GP-4

- Type: Aircraft model (FAA registry)
- Registry code: 95708CR
- Manufacturer (registry): SIEWERT IRVING
- Model: OSPREY GP-4
- 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/siewert-irving-osprey-gp-4

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 DEN93LA069](https://openairdocs.org/ntsb/DEN93LA069), Jun 25, 1993: Irving Siewert Osprey GP-4 (N85Z), Canon City, CO, destroyed, 1 fatal. Probable cause: FAILURE BY THE PILOT/BUILDER TO FOLLOW CONSTRUCTION SPECIFICATIONS AND THE USE OF IMPROPER MATERIALS DURING CONSTRUCTION OF THE AIRCRAFT.

## 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 19930625020439A](https://openairdocs.org/incident/19930625020439A), Jun 25, 1993: Ogden OSPREY (N85Z), Canon City, CO, Destroyed, 1 fatal. Broke up inflight. Canopy horizontal stabilizer separated. Bogas latch and plexiglass used. Canopy hit stabilizer.

## The same model under other registry codes

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

- [Guglielmi Paul OSPREY GP4](https://openairdocs.org/model/guglielmi-paul-osprey-gp4): 1 registered aircraft, registry code 05607B7
- [Reinhart C J OSPREY GP-4](https://openairdocs.org/model/reinhart-c-j-osprey-gp-4): 1 registered aircraft, registry code 05607VQ
- [Aurand Paul F OSPREY GP4](https://openairdocs.org/model/aurand-paul-f-osprey-gp4): 1 registered aircraft, registry code 056396B
- [Gilbert R Ringer OSPREY GP-4](https://openairdocs.org/model/gilbert-r-ringer-osprey-gp-4): 1 registered aircraft, registry code 05641XT

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