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 Material 2JB2-B 2.37" (60.2 mm) 0.88" (22.4 mm) 1/4" 1/4" Brass 2JB3-B 2.49" (63.2 mm) 0.88" (22.4 mm) 1/4" 3/8" Brass 3JB2 2.8" (71.1 mm) 1.06" (26.9 mm) 3/8" 1/4" Steel 3JB3 2.8" (71.1 mm) 1.06" (26.9 mm) 3/8" 3/8" 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