| Tail Number / N-Number | N640CS |
| Manufacturer | BOEING |
| Model | 737-400 |
| Manufacturer's Serial Number | 26078 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 190 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Number of Engines | 2 engines |
| Type of Registrant | Government |
| Owner Name | U S MARSHALS SERVICE |
| Street | 5900 AIR CARGO RD |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73159-1105 |
| Region | Southwestern |
| County | Oklahoma County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2014-06-04 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-06-30 |
| Status | Valid Registration |
| Mode S Code | 52062576 |
| Mode S Code Hex | A8657E |