# Staudacher Hydroplanes S-300

- Type: Aircraft model (FAA registry)
- Registry code: 056187P
- Manufacturer (registry): STAUDACHER HYDROPLANES INC
- Model: S-300
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 1
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/staudacher-hydroplanes-s-300

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 (1)

- [N791S](https://openairdocs.org/aircraft/N791S): [Oman Lee](https://openairdocs.org/faa-owner/OMAN%20LEE), [Sequim, WA](https://openairdocs.org/faa-place/WA/Sequim), built 1991, S/N 007

## 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 LAX94LA225](https://openairdocs.org/ntsb/LAX94LA225), May 28, 1994: Staudacher 300S (N791S), Chandler, AZ, substantial damage. Probable cause: THE OPERATION OF THE ENGINE AT AN RPM SETTING THAT EXCEEDED THE ORIGINAL DESIGN SPECIFICATIONS AND RESULTED IN THE FAILURE OF THE NO. 5 CONNECTING ROD BEARING.

## 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 19940527012929A](https://openairdocs.org/incident/19940527012929A), May 27, 1994: Inland S300 (N791S), Chandler, AZ, Substantial damage. Lost power on aerobatic practice. Landed rough terrain. Broken connecting rod. Engine RPM set too high.

## Service difficulty reports (1)

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

- [SDR SJ3R020511](https://openairdocs.org/sdr/SJ3R020511), Aug 9, 2006: HUB. DAMAGED. PROPELLER MOUNTING FLANGE HAS EXCESSIVE FRETTING DAMAGE. HUB IS SCRAP.

## The same model under other registry codes

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

- [Staudacher S-300](https://openairdocs.org/model/staudacher-s-300): 2 registered aircraft, registry code 05624BN
- [Jones T K S-300](https://openairdocs.org/model/jones-t-k-s-300): 1 registered aircraft, registry code 05623H5
- [Inland S300](https://openairdocs.org/model/inland-s300): 1 registered aircraft, registry code 4551002

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