# N327HS: 2012 Harold Schooler HARMON ROCKET

- Status: Valid registration
- Airframe: [Harold Schooler HARMON ROCKET](https://openairdocs.org/model/harold-schooler-harmon-rocket) (registry code 056316H, 2 seats)
- Engine: [Lycoming IO-540-EXP](https://openairdocs.org/engine/lycoming-io-540-exp) (registry code 42167)
- Serial number: V4455-HR327-HS3
- Year built: 2012
- Type: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Experimental, amateur built
- Airworthiness date: October 31, 2012
- Certificate issued: August 17, 2012
- Expires: August 31, 2028
- Mode S code: A38911
- Registered owner: [Schooler Harold L](https://openairdocs.org/faa-owner/SCHOOLER%20HAROLD%20L)
- Location: [Chico, CA](https://openairdocs.org/faa-place/CA/Chico)
- Owner type: Individual
- Owner's area on the map: 39.6815° N, 121.8372° W: Placed by OpenAirDocs at the center of ZIP code 95928, within about 7 miles (OpenAirDocs). The owner's mailing address, not where the aircraft is based
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=327HS
- Page: https://openairdocs.org/aircraft/N327HS

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 (Harold Schooler HARMON ROCKET)

None in force.

### Matched by engine (Lycoming IO-540-EXP)

None in force.

## Information bulletins (advisory)

None matched.

## NTSB investigations

None matched to N327HS.

## FAA accident and incident reports

None matched to N327HS.

## 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.

## Related

- Other Harold Schooler HARMON ROCKET aircraft: https://openairdocs.org/model/harold-schooler-harmon-rocket/aircraft.md
- The Lycoming IO-540-EXP engine: https://openairdocs.org/engine/lycoming-io-540-exp.md

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.