| Tail Number / N-Number | N8621U |
| Manufacturer | CESSNA |
| Model | 150M |
| Year Built | 1976 |
| Manufacturer's Serial Number | 15077962 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | 0-200 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 100 hp (75 kW) |
| Average Cruising Speed | 81 miles per hour |
| Type of Registrant | Partnership |
| Owner Name | TOMSHECK BROTHERS |
| Street | 52 PLEASANT VIEW FARM LN |
| City | OILMONT |
| State | MT |
| Zip Code | 59466 |
| Region | Northwest Mountain |
| County | Toole County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1976-03-04 |
| Certificate Issue Date | 2013-04-30 |
| Last Action Date | 2021-11-11 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 52754323 |
| Mode S Code Hex | ABD8D3 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N8621U.
| Tail Number / N-Number | N8621U |
| Manufacturer | CESSNA |
| Model | 172F |
| Manufacturer's Serial Number | 17252522 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | INTERSTATE AIRMOTIVE INC |
| Street | LAMBERT FIELD |
| City | ST LOUIS |
| State | MO |
| Zip Code | 64601 |
| Region | Central |
| County | Toole County |
| Certificate Issue Date | 1965-03-01 |
| Last Status | Valid Registration |
| Cancellation Date | 1971-09-25 |