| Tail Number / N-Number | N1028S |
| Manufacturer | BELL HELICOPTER TEXTRON CANADA |
| Model | 407 |
| Year Built | 2013 |
| Manufacturer's Serial Number | 54405 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | 250-C47B |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 650 hp (485 kW) |
| Type of Registrant | Government |
| Owner Name | ST JOHNS COUNTY SHERIFFS OFFICE |
| Street | 4015 LEWIS SPEEDWAY |
| City | SAINT AUGUSTINE |
| State | FL |
| Zip Code | 32095 |
| Region | Southern |
| County | St. Johns County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2013-09-11 |
| Certificate Issue Date | 2019-08-13 |
| Last Action Date | 2022-03-09 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 50007643 |
| Mode S Code Hex | A00FA3 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N1028S.
| Tail Number / N-Number | N1028S |
| Manufacturer | AHRENS AIRCRAFT CORP. |
| Model | AR 404 |
| Manufacturer's Serial Number | 004 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 29 seats |
| Weight Class | CLASS 2 (12,500 - 19,999 pounds gross take off weight) |
| Number of Engines | 4 engines |
| Type of Registrant | Corporation |
| Owner Name | AHRENS ACFT INC |
| Street | PO BOX 432 |
| City | RAMEY |
| State | PR |
| Zip Code | 00604 |
| County | St. Johns County |
| Country | RQ |
| Certificate Issue Date | 1979-09-10 |
| Last Action Date | 1985-09-21 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2013-01-30 |