| Crew | 2 | The Piper PA-34-200T “Seneca” is a twin-piston engine aircraft operating under an Experimental Airworthiness Certificate. It is instrumented and serves as a flying laboratory with a flight test engineer console. NTPS uses the Seneca for Performance and Flying Qualities flight test instruction. |
| Passenger | 2 | |
| Manufacturer | Piper | |
| Country of Origin | USA | |
| Engine | Continental TSIO-360-EB | |
| Power | 200 hp | |
| Length | 28 ft 8 in | |
| Height | 9 ft 11 in | |
| Wing Span | 38 ft 11 in | |
| Wing Area | 208.7 ft2 | |
| MTOW | 4750 lbs | |
| Range | 870 nm | |
| Vne | 204 kts | |
| Service Ceiling | 25,000 ft |