# N3854H: 1947 Engineering & Research 415-D, registration cancelled 2014-10-06

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: October 6, 2014
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Engineering & Research 415-D](https://openairdocs.org/model/engineering-research-415-d) (registry code 0420306)
- Engine: [Continental A&C75 series](https://openairdocs.org/engine/continental-a-c75-series) (registry code 17005)
- Data sheets: [TCDS A-787](https://openairdocs.org/tcds/A-787) (OpenAirDocs)
- Serial number: 4555
- Year built: 1947
- Type of aircraft: Fixed wing single engine
- Engine type: Reciprocating
- Airworthiness: Standard
- Airworthiness date: November 23, 1955
- Certificate issued: January 26, 1967
- Last registry action: October 6, 1990
- Mode S code: A470C9
- Owner when cancelled: [Koplin Herman J](https://openairdocs.org/faa-owner/KOPLIN%20HERMAN%20J)
- Location: [Lombard, IL](https://openairdocs.org/faa-place/IL/Lombard)
- Owner type: Individual
- Owner's area on the map: 41.8763° N, 88.0188° W: Placed by OpenAirDocs at the center of ZIP code 60148, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N3854H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=3854H
- Page: https://openairdocs.org/deregistered/N3854H-2014-10-06

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Engineering & Research 415-D: https://openairdocs.org/model/engineering-research-415-d.md

## Other aircraft with N3854H

- [Registered now](https://openairdocs.org/aircraft/N3854H): Hylio HYL-150, S/N 17906110325

---
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.