# N635H: 1977 Enstrom F-28C, registration cancelled 2015-05-13

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: May 13, 2015
- 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: 386
- Year built: 1977
- Type of aircraft: Rotorcraft
- Engine type: Reciprocating
- Airworthiness: Standard
- Certificate issued: June 28, 1999
- Last registry action: October 21, 2008
- Mode S code: A850FE
- Owner when cancelled: [Charlie Inc](https://openairdocs.org/faa-owner/CHARLIE%20INC)
- Location: [Tok, AK](https://openairdocs.org/faa-place/AK/Tok)
- Owner type: Corporation
- Owner's area on the map: 63.6746° N, 141.5513° W: Placed by OpenAirDocs at the center of ZIP code 99780, within about 40 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N635H
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=635H
- Page: https://openairdocs.org/deregistered/N635H-2015-05-13

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 Enstrom F-28C: https://openairdocs.org/model/enstrom-f-28c.md

## Service difficulty reports (1)

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model.

- [SDR 99ZZZX2072](https://openairdocs.org/sdr/99ZZZX2072), Apr 1, 1999: CONTROL CABLE. BROKEN. AT APPROXIMATELY 12 INCHES FORWARD OF THE TAIL ROTOR, THE LEFT TAIL ROTOR CONTROL CABLE BROKE. NO EVIDENCE OF RUBBING OR CHAFING.

## NTSB investigations (1)

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 SEA00FA014](https://openairdocs.org/ntsb/SEA00FA014), Nov 2, 1999: Enstrom F28C (N635H), Pendleton, OR, destroyed, 1 fatal. Probable cause: Failure to maintain clearance from the runway surface while maneuvering at low altitude, and inadequate remedial action after the tail rotor struck the surface.

## FAA accident and incident reports (1)

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 19991102030769A](https://openairdocs.org/incident/19991102030769A), Nov 2, 1999: Enstrm F28C (N635H), Pendleton, OR, Destroyed, 1 fatal. (.19) On November 2, 1999, at 1532 pacific standard time, an Enstrom F28C helicopter, N635H, was destroyed when it sustained a tail rotor blade strike during a…

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