| Tail Number / N-Number | N911RR |
| Manufacturer | SIKORSKY |
| Model | S-76C |
| Year Built | 2002 |
| Manufacturer's Serial Number | 760524 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 14 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | TURBOMECA |
| Engine Model | ARRIEL 2S1 |
| Engine Type | Turbo-shaft |
| Number of Engines | 2 engines |
| Horsepower per Engine | 833 hp (621 kW) |
| Total Horsepower | 1,666 hp (1,243 kW) |
| Type of Registrant | Government |
| Owner Name | MONROE COUNTY SHERIFFS OFFICE |
| Street | 5525 COLLEGE RD |
| City | KEY WEST |
| State | FL |
| Zip Code | 33040-4307 |
| Region | Southern |
| County | Monroe County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2002-05-06 |
| Certificate Issue Date | 2016-09-30 |
| Last Action Date | 2022-04-13 |
| Expiration Date | 2029-09-30 |
| Status | Valid Registration |
| Mode S Code | 53115751 |
| Mode S Code Hex | AC9BE9 |
Deregistered Aircraft 1 of 3. This aircraft was previously assigned the N-number N911RR.
| Tail Number / N-Number | N911RR |
| Manufacturer | EUROCOPTER |
| Model | DTCHLND GMBH BK117C1 |
| Year Built | 1992 |
| Manufacturer's Serial Number | 7502 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | TURBOMECA |
| Engine Model | ARRIEL 1SER |
| Engine Type | Turbo-shaft |
| Number of Engines | 1 engine |
| Horsepower | 681 hp (508 kW) |
| Type of Registrant | Corporation |
| Owner Name | COVENANT HEALTH SYSTEM |
| Street | 3615 19TH ST |
| City | LUBBOCK |
| State | TX |
| Zip Code | 79410-1203 |
| County | Monroe County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1993-07-14 |
| Certificate Issue Date | 1999-09-16 |
| Last Action Date | 2007-07-17 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2009-03-17 |
| Exported To | AUSTRALIA |
Deregistered Aircraft 2 of 3. This aircraft was previously assigned the N-number N911RR.
| Tail Number / N-Number | N911RR |
| Manufacturer | AEROSPATIALE |
| Model | AS350B |
| Manufacturer's Serial Number | 2029 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Non Citizen Corporation |
| Owner Name | AMERICAN EUROCOPTER CORPORATION |
| Street | 2701 FORUM DR |
| City | GRAND PRAIRIE |
| State | TX |
| Zip Code | 75052-7027 |
| County | Monroe County |
| Country | US |
| Certificate Issue Date | 1997-09-18 |
| Last Action Date | 1997-10-15 |
| Last Status | Valid Registration |
| Cancellation Date | 1998-07-08 |
Deregistered Aircraft 3 of 3. This aircraft was previously assigned the N-number N911RR.
| Tail Number / N-Number | N911RR |
| Manufacturer | SCHEMPP-HIRTH K.G. |
| Model | JANUS C |
| Manufacturer's Serial Number | 199 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 0 engines |
| County | Monroe County |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1989-05-10 |