| Tail Number / N-Number | N21DH |
| Manufacturer | GULFSTREAM AEROSPACE |
| Model | G-IV |
| Year Built | 1987 |
| Manufacturer's Serial Number | 1021 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 22 seats |
| Weight Class | CLASS 3 (20,000+ pounds gross take off weight) |
| Engine Manufacturer | ROLLS-ROYC |
| Engine Model | TAY 611SER |
| Engine Type | Turbo-fan |
| Number of Engines | 2 engines |
| Thrust per Engine | 12,450 pounds-force (55.4 kN) |
| Total Thrust | 24,900 pounds-force (110.8 kN) |
| Type of Registrant | LLC |
| Owner Name | PUMP & COMPRESSOR HOLDINGS LLC |
| Street | PO BOX 2886 |
| City | CASPER |
| State | WY |
| Zip Code | 82602-2886 |
| Region | Northwest Mountain |
| County | Natrona County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2004-06-11 |
| Certificate Issue Date | 2016-08-11 |
| Last Action Date | 2022-03-08 |
| Expiration Date | 2029-08-31 |
| Status | Valid Registration |
| Mode S Code | 50333574 |
| Mode S Code Hex | A1B77C |