| Tail Number / N-Number | N31BF |
| Manufacturer | BRYAN R FAIR |
| Model | CALIDUS |
| Year Built | 2014 |
| Manufacturer's Serial Number | C00330 |
| Aircraft Type | Rotorcraft |
| 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) |
| Engine Manufacturer | ROTAX |
| Engine Model | 912ULS SERIES |
| Engine Type | 4 Cycle |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Kit Manufacturer | AUTOGYRO USA LLC |
| Kit Model | CALIDUS |
| Type of Registrant | Individual |
| Owner Name | FAIR BRYAN R |
| Street | 186 RED BARON DR |
| City | RHOME |
| State | TX |
| Zip Code | 76078-2129 |
| Region | Southwestern |
| County | Wise County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2014-09-10 |
| Certificate Issue Date | 2014-08-06 |
| Last Action Date | 2020-04-13 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 50642227 |
| Mode S Code Hex | A34497 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N31BF.
| Tail Number / N-Number | N31BF |
| Manufacturer | S.O.C.A.T.A. |
| Model | MS894A |
| Year Built | 1971 |
| Manufacturer's Serial Number | 11682 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | FRANKLIN |
| Engine Model | 6A-350SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 235 hp (175 kW) |
| Type of Registrant | Individual |
| Owner Name | BULLARD FRED JR |
| Street | 2348 COUNTY ROUTE 8 |
| City | OSWEGO |
| State | NY |
| Zip Code | 13126-6542 |
| County | Wise County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1971-09-13 |
| Certificate Issue Date | 2007-12-26 |
| Last Action Date | 2007-12-26 |
| Last Status | Valid Registration |
| Cancellation Date | 2010-08-31 |