| Tail Number / N-Number | N81RR |
| Manufacturer | MICHAEL R MONDRIK |
| Model | VANS RV-4 |
| Manufacturer's Serial Number | 760 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | MONDRIK MICHAEL R |
| Street | PO BOX 592 |
| City | BLESSING |
| State | TX |
| Zip Code | 77419-0592 |
| Region | Southwestern |
| County | Matagorda County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2020-05-12 |
| Last Action Date | 2023-01-22 |
| Expiration Date | 2027-05-31 |
| Status | Valid Registration |
| Mode S Code | 52604212 |
| Mode S Code Hex | AB088A |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N81RR.
| Tail Number / N-Number | N81RR |
| Manufacturer | GULFSTREAM AMERICAN CORP. |
| Model | G-1159 |
| Manufacturer's Serial Number | 246 |
| 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 | SPEY MK 511SR |
| Engine Type | Turbo-jet |
| Number of Engines | 2 engines |
| Horsepower per Engine | 1,140 hp (850 kW) |
| Total Horsepower | 2,280 hp (1,701 kW) |
| Type of Registrant | Corporation |
| Owner Name | NEW HAMPSHIRE FLIGHT PROCUREMENT LLC |
| Street | 25 NEW ORCHARD RD |
| City | PITTSFIELD |
| State | NH |
| Zip Code | 03263-3912 |
| County | Matagorda County |
| Country | US |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1986-06-02 |
| Certificate Issue Date | 2007-03-13 |
| Last Action Date | 2013-12-16 |
| Last Status | Valid Registration |
| Cancellation Date | 2014-12-05 |