Quotes (0) FMSI > Air Conditioning System > Hardware > Hose Lok Fittings > Item # 5278 FMSIFMSI Air Conditioning SystemAir Conditioning System HardwareHardware Hose Lok FittingsHose Lok Fittings Item # 5278 Item # 5278, Hose Lok Reduced Barrier Hose Fitting 5278Hose 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 3/4 in Tube to # 12 Hose Notes: N/A For Reduced Barrier Hose