Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N28728.
| Tail Number / N-Number | N28728 |
| Manufacturer | BOEING |
| Model | 707-331B |
| Year Built | 1968 |
| Manufacturer's Serial Number | 19573 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 192 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | P & W |
| Engine Model | JT3D-3&3B |
| Engine Type | Turbo-fan |
| Number of Engines | 4 engines |
| Thrust per Engine | 18,000 pounds-force (80.1 kN) |
| Total Thrust | 72,000 pounds-force (320.3 kN) |
| Average Cruising Speed | 466 miles per hour |
| Type of Registrant | Individual |
| Owner Name | SALE REPORTED |
| Street | 2121 VALENTIA |
| City | DENVER |
| State | CO |
| Zip Code | 80220 |
| Country | US |
| Airworthiness Classification | Standard |
| Last Action Date | 1984-05-30 |
| Last Status | Sale reported |
| Cancellation Date | 1984-05-25 |
| Mode S Code | 50565273 |
| Mode S Code Hex | A2EABB |