# N4SH: 1994 Staudacher Jon S-600

- Status: Valid registration
- Airframe: [Staudacher Jon S-600](https://openairdocs.org/model/staudacher-jon-s-600) (registry code 05626C4, 2 seats)
- Engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999)
- Serial number: 19
- Year built: 1994
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built, exhibition
- Airworthiness date: October 16, 2006
- Certificate issued: February 28, 2017
- Expires: February 28, 2030
- Mode S code: A4A987
- Registered owner: [Prop And Jet Air Museum](https://openairdocs.org/faa-owner/PROP%20AND%20JET%20AIR%20MUSEUM)
- Location: [Romoland, CA](https://openairdocs.org/faa-place/CA/Romoland)
- Owner type: Corporation
- Owner's area on the map: 33.7422° N, 117.1672° W: Placed by OpenAirDocs at the center of ZIP code 92585, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=4SH
- Page: https://openairdocs.org/aircraft/N4SH

From the FAA registry file of October 24, 2026. ADs below are matched by the registry's airframe and engine model codes. They may apply; each AD's applicability can narrow it by serial number, part number or installed equipment. This is not a compliance determination.

## ADs that may apply (OpenAirDocs): 0 in force

### Matched by airframe (Staudacher Jon S-600)

None in force.

### Matched by engine (Amateur-built UNKNOWN ENG)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N4SH.

## FAA accident and incident reports

None matched to N4SH.

## Service difficulty reports

None filed for this aircraft. Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

## STCs that may be installed (OpenAirDocs)

None matched to this aircraft's models.

## Earlier aircraft with N4SH

The FAA can reassign an N-number once a registration is cancelled. These aircraft carried N4SH before.

- [Cancelled 1992-02-25](https://openairdocs.org/deregistered/N4SH-1992-02-25): Bellanca 17-30, S/N 30009. Triennial form not returned. Owner: [Flame Aero Inc](https://openairdocs.org/faa-owner/FLAME%20AERO%20INC), [Monterey, CA](https://openairdocs.org/faa-place/CA/Monterey)

## Related

- Other Staudacher Jon S-600 aircraft: https://openairdocs.org/model/staudacher-jon-s-600/aircraft.md
- The Amateur-built UNKNOWN ENG engine: https://openairdocs.org/engine/amateur-built-unknown-eng.md

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