| Tail Number / N-Number | N677HC |
| Manufacturer | CESSNA |
| Model | 421B |
| Manufacturer's Serial Number | 421B0387 |
| Aircraft Type | Fixed wing multi engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 8 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 2 engines |
| Average Cruising Speed | 172 miles per hour |
| Type of Registrant | LLC |
| Owner Name | WASHBURN WALL SYSTEMS LLC |
| Street | 10401 HAWKS HAVEN RD |
| City | CEDAR RAPIDS |
| State | IA |
| Zip Code | 52411-8213 |
| Region | Central |
| County | Linn County |
| Country | US |
| Fractional Ownership | No |
| Certificate Issue Date | 2020-08-21 |
| Last Action Date | 2020-08-21 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 52173153 |
| Mode S Code Hex | A8F66B |