Listing of Aircrift that currently recommend Rhine Air Fuel Tank Ventilation and Repair Systems           Boeing Commercial Airplane Co. (Airliner Fleet) 707 727 747 767 737 757 777           Lockheed Aircraft C-130 (All Models) P-3 L1011           Saab Aircraft 340           McDonnell-Douglas Aircraft MD-11 DC-9 MD-90 DC-10 MD-88 MD-81           USA and NATO Countries Military Aircraft Fighters F-16 F-15 F/A-18 F-4 A-7 F-14 AV-8B F-5 Mid-size A-6 E-2 F-111 S-3 A-10 Large C-130 C-141 C-5 P-3 KC-135 KC-10 E-3 B-52 Helicopters Sh-13 UH-60 CH-53 AH-64 CH-46 SH-2 AH-1 UH-1               System #5