| Crew | 2 | The Beech B-76A “Duchess” is a light twin-engine aircraft operating under a Standard Airworthiness Certificate. NTPS uses the B-76 for Performance and Flying Qualities flight test instruction. |
| Passenger | 2 | |
| Manufacturer | Piper | |
| Country of Origin | USA | |
| Engine | 2 x Lycoming O-360-A1G6D | |
| Power | 180 hp each | |
| Length | 29 ft 1 in | |
| Height | 9 ft 6 in | |
| Wing Span | 38 ft | |
| Wing Area | 181 ft2 | |
| MTOW | 3900 lbs | |
| Range | 780 nm | |
| Vne | 171 kts | |
| Service Ceiling | 19,650 ft |