| Tail Number / N-Number | N4012Y |
| Type of Reservation | Reserved to manufacturer - no fee, no expiration date |
| Reserving Party Name | MD HELICOPTERS INC |
| Street | 4555 E MCDOWELL RD |
| City | MESA |
| State | AZ |
| Zip Code | 85215-9734 |
| Date Reserved | 2019-02-22 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4012Y.
| Tail Number / N-Number | N4012Y |
| Manufacturer | AYRES CORPORATION |
| Model | S2R-T34 |
| Year Built | 1979 |
| Manufacturer's Serial Number | 6047 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | P&W |
| Engine Model | PT6A SER |
| Engine Type | Turbo-prop |
| Number of Engines | 1 engine |
| Horsepower | 750 hp (560 kW) |
| Type of Registrant | Corporation |
| Owner Name | AGRO WEST INC |
| Street | PO BOX 331 |
| City | FIVE POINTS |
| State | CA |
| Zip Code | 93624 |
| Country | US |
| Airworthiness Classification | Restricted |
| Airworthiness Date | 1979-06-07 |
| Certificate Issue Date | 1979-08-03 |
| Last Action Date | 1988-07-16 |
| Last Status | Registration Expired – Pending Cancellation |
| Cancellation Date | 2012-11-15 |