| Tail Number / N-Number | N531F |
| Manufacturer | SLINGSBY |
| Model | DART T.51 |
| Year Built | 1966 |
| Manufacturer's Serial Number | 1479 |
| Aircraft Type | Glider |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 1 seat |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | NONE |
| Engine Model | NONE |
| Number of Engines | 0 engines |
| Average Cruising Speed | 60 miles per hour |
| Type of Registrant | Co-Ownership |
| Owner Name | HOLDER ROBERT W |
| Other Names |
|
| Street | PO BOX 134 |
| City | PITTSFIELD |
| State | PA |
| Zip Code | 16340-0134 |
| Region | Eastern |
| County | Warren County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Experimental |
| Airworthiness Date | 2012-06-13 |
| Certificate Issue Date | 2011-08-31 |
| Last Action Date | 2020-03-14 |
| Expiration Date | 2027-08-31 |
| Status | Valid Registration |
| Mode S Code | 51532241 |
| Mode S Code Hex | A6B4A1 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N531F.
| Tail Number / N-Number | N531F |
| Manufacturer | FAIRCHILD HILLER |
| Model | FH-1100 |
| Manufacturer's Serial Number | 31 |
| Aircraft Type | Rotorcraft |
| 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 | 172 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | FAIRCHILD HILLER |
| County | Warren County |
| Last Status | Valid Registration |
| Cancellation Date | 1971-01-07 |
| Exported To | CANADA |