# N381MM: 1981 Bell 206B-III, registration cancelled 2017-07-07

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: July 7, 2017
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Bell 206B-III](https://openairdocs.org/model/bell-206b-iii) (registry code 1181506)
- Engine: [Allison 250-C20 series](https://openairdocs.org/engine/allison-250-c20-series) (registry code 03020)
- Data sheets: [TCDS H2SW](https://openairdocs.org/tcds/H2SW), [TCDS E4CE](https://openairdocs.org/tcds/E4CE) (OpenAirDocs)
- Serial number: 3446
- Year built: 1981
- Type of aircraft: Rotorcraft
- Engine type: Turbo-prop
- Airworthiness: Standard, normal
- Airworthiness date: July 2, 1992
- Certificate issued: September 20, 2006
- Last registry action: September 15, 2009
- Mode S code: A46020
- Owner when cancelled: [Aop Supply Corp](https://openairdocs.org/faa-owner/AOP%20SUPPLY%20CORP)
- Location: [Houston, TX](https://openairdocs.org/faa-place/TX/Houston)
- Owner type: Corporation
- Owner's area on the map: 29.8275° N, 95.6600° W: Placed by OpenAirDocs at the center of ZIP code 77084, within about 3 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N381MM
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=381MM
- Page: https://openairdocs.org/deregistered/N381MM-2017-07-07

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 Bell 206B-III: https://openairdocs.org/model/bell-206b-iii.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.