T-6 Texan II 84th Flying Training Squadron PanthersT 6 Texan II USAF 84th FTS Panters airplane model. The Raytheon Aircraft Company [formerly Beechcraft] T 6A Joint Primary Air Training System (JPATS) turboprop is designed as a dedicated training aircraft possessing jet like handling characteristics. Replacing the Air Force's T 37 and the Navy's T 34C aircraft, which are 37 and 22 years old, respectively, the T 6A will offer better performance and significant improvements in training effectiveness,