FMSI > Air Conditioning System > Hardware > Hose Lok Fittings > Item # 5470 FMSIFMSI Air Conditioning SystemAir Conditioning System HardwareHardware Hose Lok FittingsHose Lok Fittings Item # 5470 Item # 5470, Hose Lok Reduced Barrier Hose Fitting 5470Hose Lok Reduced Barrier Hose Fitting Request Information Email This Page Download PDF Download PDF Printable Page Close Window Unit of Measure Imperial Metric Both Specifications Size N/A 5/16 in Tube to # 6 Hose