Image J-Series Automotive Pneumatic Push-Loc Hose Barb Coupler Markets Chemical Processing, Construction, Maintenance Repair Operations (MRO), Mining, Steel Processing Jump to Section Product Options Related Products Product Options Part Number Length Maximum OD Body Size Hose ID Seal Material 2JB2-B 2.37" (60.2 mm) 0.88" (22.4 mm) 1/4" 1/4" Nitrile Brass 2JB3-B 2.49" (63.2 mm) 0.88" (22.4 mm) 1/4" 3/8" Nitrile Brass 3JB3 2.8" (71.1 mm) 1.06" (26.9 mm) 3/8" 3/8" Nitrile Steel Related Products Image J-Series Automotive Pneumatic Push-Loc Hose Barb Plug Image J-Series Automotive Pneumatic Standard Hose Barb Coupler Image J-Series Automotive Pneumatic Standard Hose Barb Plug