FMSI > Air Conditioning System > Hardware > Hose Lok Fittings > Item # 5357 FMSIFMSI Air Conditioning SystemAir Conditioning System HardwareHardware Hose Lok FittingsHose Lok Fittings Item # 5357 Item # 5357, Metric Reduced Barrier Hose Lok Fitting 5357Metric Reduced Barrier Hose Lok Fitting Request Information Email This Page Download PDF Download PDF Printable Page Close Window Unit of Measure Imperial Metric Both Specifications Size N/A 12mm Tube to # 8 Hose