# N51727: 1977 Enstrom F-28C, registration cancelled 2018-01-09

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 9, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Enstrom F-28C](https://openairdocs.org/model/enstrom-f-28c) (registry code 3300407)
- Engine: [Lycoming HIO-360 series](https://openairdocs.org/engine/lycoming-hio-360-series) (registry code 41524)
- Data sheets: [TCDS H1CE](https://openairdocs.org/tcds/H1CE), [TCDS 1E10](https://openairdocs.org/tcds/1E10) (OpenAirDocs)
- Serial number: 393
- Year built: 1977
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: June 27, 1977
- Certificate issued: November 8, 2011
- Last registry action: November 8, 2011
- Mode S code: A67E2E
- Owner when cancelled: [Mrr Spraying LLC](https://openairdocs.org/faa-owner/MRR%20SPRAYING%20LLC)
- Location: [Shelby, MT](https://openairdocs.org/faa-place/MT/Shelby)
- Owner type: Corporation
- Owner's area on the map: 48.5303° N, 111.6958° W: Placed by OpenAirDocs at the center of ZIP code 59474, within about 13 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N51727
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=51727
- Page: https://openairdocs.org/deregistered/N51727-2018-01-09

From the FAA registry file of November 3, 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 Enstrom F-28C: https://openairdocs.org/model/enstrom-f-28c.md

## NTSB investigations (3)

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 WPR12LA111](https://openairdocs.org/ntsb/WPR12LA111), Feb 20, 2012: Enstrom F28 (N51727), Kalispell, MT, substantial damage. Probable cause: A total loss of engine power for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation.
- [NTSB ANC82DAG01](https://openairdocs.org/ntsb/ANC82DAG01), Oct 1, 1981: Enstrom F-28C (N51727), Big Lake, AK, substantial damage
- [NTSB SEA77DYK20](https://openairdocs.org/ntsb/SEA77DYK20), Jul 22, 1977: Enstrom F28C (N51727), Medford, WA, substantial damage

## FAA accident and incident reports (3)

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 20120220001709A](https://openairdocs.org/incident/20120220001709A), Feb 20, 2012: Enstrom F-28C (N51727), Kalispell, MT, Substantial damage. On February 20, 2012, about 1030 MST, an Enstrom F-28C helicopter, N51727, was substantially damaged following a loss of power and impact with terrain at the…
- [Accident 19811001064619A](https://openairdocs.org/incident/19811001064619A), Oct 1, 1981: Enstrm F28C (N51727), Big Lake, AK, Substantial damage. Rotor drive clutch failed while lifting a sling load. Made hard autorotation landing next to load. Pn CL405267.
- [Accident 19770722020969A](https://openairdocs.org/incident/19770722020969A), Jul 22, 1977: Enstrm F28ENSTR/ (N51727), Medford, OR, Substantial damage. Eng quit drg practice autorotation. Suspected fuel vaporization. Srvc ltr 0062 refers. Steep flare.

## Other aircraft with N51727

- [Cancelled 1956-01-24](https://openairdocs.org/deregistered/N51727-1956-01-24): Ryan Aeronautical ST3KR, S/N 2060. Owner: [Vincent Marrone](https://openairdocs.org/faa-owner/VINCENT%20MARRONE), [Long Island, NY](https://openairdocs.org/faa-place/NY/Long%20Island)

---
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.