OY-ACU
| Type | Tipsy T.66 Nipper Mk. 2 |
| Construction number | 43 |
| Year of manufacture | 1960 |
| Year of registration- cancellation | (1960) |
| ICAO | NIPR |
| Notes | Test flown as OY-ACU. Not delivered. Fuselage to Musee Royal de l'Armee, Bruxelles |
| Type | Tipsy T.66 Nipper Mk. 2 |
| Construction number | 43 |
| Year of manufacture | 1960 |
| Year of registration- cancellation | (1960) |
| ICAO | NIPR |
| Notes | Test flown as OY-ACU. Not delivered. Fuselage to Musee Royal de l'Armee, Bruxelles |