Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N721WS.
| Tail Number / N-Number | N721WS |
| Manufacturer | STAUTER ROBERT D |
| Model | SR 3500 MOOSE TD |
| Year Built | 2008 |
| Manufacturer's Serial Number | 225 SR-1 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | VEDENEYEV |
| Engine Model | M14P |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 350 hp (261 kW) |
| Kit Manufacturer | MURPHY AIRCRAFT MFG LTD |
| Kit Model | SR3500 |
| Type of Registrant | Individual |
| Owner Name | STAUTER ROBERT D |
| Street | PO BOX 775 |
| City | VALLIANT |
| State | OK |
| Zip Code | 74764-0775 |
| Country | US |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2010-10-27 |
| Certificate Issue Date | 2009-04-02 |
| Last Action Date | 2009-04-02 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2017-03-21 |
| Mode S Code | 52324510 |
| Mode S Code Hex | A9A948 |