| Tail Number / N-Number | N91BF |
| Manufacturer | CESSNA |
| Model | 441 |
| Year Built | 1981 |
| Manufacturer's Serial Number | 441-0245 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 10 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | HONEYWELL |
| Engine Model | TPE331-SER |
| Engine Type | Turbo-prop |
| Number of Engines | 2 engines |
| Horsepower per Engine | 2,650 hp (1,977 kW) |
| Total Horsepower | 5,300 hp (3,954 kW) |
| Average Cruising Speed | 131 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | CRESTED BUTTE AIRCRAFT |
| Other Names |
|
| Street | 1530 16TH ST STE 300 |
| City | DENVER |
| State | CO |
| Zip Code | 80202-1467 |
| Region | Northwest Mountain |
| County | Denver County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-05-06 |
| Certificate Issue Date | 2022-11-19 |
| Last Action Date | 2022-11-19 |
| Expiration Date | 2029-11-30 |
| Status | Valid Registration |
| Mode S Code | 53112161 |
| Mode S Code Hex | AC9471 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N91BF.
| Tail Number / N-Number | N91BF |
| Manufacturer | DOUGLAS |
| Model | DC3C |
| Manufacturer's Serial Number | 32541 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 32 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 144 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BASLER TURBO CONVERSIONS LLC |
| Street | 255 W 35TH AVE |
| City | OSHKOSH |
| State | WI |
| Zip Code | 54901-7174 |
| County | Denver County |
| Country | US |
| Certificate Issue Date | 1997-12-15 |
| Last Action Date | 2000-12-19 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 2001-03-13 |
| Exported To | COLOMBIA |