| Tail Number / N-Number | N9404K |
| Manufacturer | PIPER |
| Model | PA-28-151 |
| Year Built | 1976 |
| Manufacturer's Serial Number | 28-7615201 |
| 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 | LYCOMING |
| Engine Model | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 80 miles per hour |
| Type of Registrant | LLC |
| Owner Name | HBN AIR LLC |
| Street | PO BOX 883 |
| City | LOUISVILLE |
| State | MS |
| Zip Code | 39339-0883 |
| Region | Southwestern |
| County | Winston County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-03-30 |
| Certificate Issue Date | 2017-06-02 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 53210026 |
| Mode S Code Hex | AD1016 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N9404K.
| Tail Number / N-Number | N9404K |
| Manufacturer | STINSON |
| Model | 108-2 |
| Manufacturer's Serial Number | 108-2404 |
| 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) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 90 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | WASHINGTON FLYING SERVICE |
| Street | AIRPORT BOX 409 |
| City | WASHINGTON |
| State | IA |
| Zip Code | 50613 |
| Region | Central |
| County | Winston County |
| Certificate Issue Date | 1947-10-09 |
| Last Status | Valid Registration |
| Cancellation Date | 1951-01-18 |