| Tail Number / N-Number | N6557B |
| Manufacturer | CESSNA |
| Model | T210M |
| Year Built | 1978 |
| Manufacturer's Serial Number | 21062786 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 6 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | CONT MOTOR |
| Engine Model | TSIO-520 SER |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 300 hp (224 kW) |
| Average Cruising Speed | 141 miles per hour |
| Type of Registrant | Individual |
| Owner Name | CRUMPTON DALE R |
| Street | 8602 WESLEY ST |
| City | GREENVILLE |
| State | TX |
| Zip Code | 75402-3813 |
| Region | Southwestern |
| County | Hunt County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Certificate Issue Date | 2005-04-01 |
| Last Action Date | 2022-09-13 |
| Expiration Date | 2030-02-28 |
| Status | Valid Registration |
| Mode S Code | 52121234 |
| Mode S Code Hex | A8A29C |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N6557B.
| Tail Number / N-Number | N6557B |
| Manufacturer | MOONEY |
| Model | M20A |
| Manufacturer's Serial Number | 1227 |
| 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 | 127 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | MCILWAIN MOTORS |
| Street | 902 N 4TH ST |
| City | ABILENE |
| State | TX |
| Zip Code | 79601 |
| Region | Southwestern |
| County | Hunt County |
| Certificate Issue Date | 1959-07-14 |
| Last Status | Valid Registration |
| Cancellation Date | 1959-11-18 |
| Exported To | CANADA |