Part Number: 0812778-13 (Seat back) Part Number: 0812778-16 (Seat back) Part Number: 0812779-5 (Back ay seat) Part Number: 0812779-6 (Back ay seat) Part Number: 0812780 (Phoenix contact) Part Number: 0812780-10 (Seat assy copilot) Part Number: 0812780-17 (Cessna 335/340 adjustable pilot ) Part Number: 0812780-18 (Seat assy copilot) Part Number: 0812780-20 (Seat assy copilot) Part Number: 0812780-21 (Seat assy pilot ar) Part Number: 0812780-22 (Seat assy copilot) Part Number: 0812780-33 (Seat assy pilot) Part Number: 0812780-34 (Seat assy copilot) Part Number: 0812780-5 (Seat assy pilot)