Image Oxygen and Acetylene Welding Hose Stem Markets Maintenance Repair Operations (MRO) Product Options Part Number Length Size Material 1520306S 1.35" 3/16" Barb C360 Brass 1520309S 1.44" 3/16" Barb C360 Brass 1520409S 1.44" 1/4" Barb C360 Brass 1520509S 1.44" 5/16" Barb C360 Brass 1520609S 1.44" 3/8" Barb C360 Brass