Aircraft Manufacturer & Model: UHLENBERG DONALD M GREAT LAKES 2T1A
Type: Fixed Wing Single Engine
Information Updated 02/06/2026
Aircraft Description
| N-Number | N51DU | ||
| Serial Number | 7125-H519 | Status | Valid |
| Manufacturer Name | UHLENBERG DONALD M | Certificate Issue Date | 09/05/2008 |
| Model | GREAT LAKES 2T1A | Expiration Date | 06/30/2024 |
| Type Aircraft | Fixed Wing Single Engine | Type Engine | Reciprocating |
| Pending Number Change | Dealer | ||
| Date Change Authorized | Mode S Code (base 8 / octal) | 51457564 | |
| MFR Year | 1988 | Mode S Code (base 16 / hex) | A65F74 |
| Type Registration | Individual | Fractional Owner | No |
Airworthiness
| Engine Manufacturer | LYCOMING | A/W Date | 09/01/1988 |
| Engine Model | O&VO-360 SER | Classification | Experimental |
| Category | Amateur B | ||
Registered Owner
| Name | OKEEFE WILLIAM G | ||
| Street | 3721 SIMONVIEW CT | ||
| City | GRAND FORKS | State | ND |
| County | GRAND FORKS COUNTY | Zip Code | 58201-7611 |
| Country | US | ||
Other Owner Names
| None |