Image A-Series Pneumatic Hose Barb Plug Markets Maintenance Repair Operations (MRO) Jump to Section Product Options Related Products Product Options Part Number Length Maximum OD Body Size Hose ID Material A1S1-B 1.50" 0.44" 1/8" 1/8" Brass A2S2 1.99" 1.01" 1/4" 1/4" Steel Related Products Image A-Series Pneumatic Hose Barb Coupler Image A-Series Pneumatic Reusable Barb Coupler Image A-Series Pneumatic Reusable Barb Plug