Image J-Series Automotive Pneumatic Push-Loc Hose Barb Plug 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 J2B2 2.09" (53.1 mm) 0.69" (17.5 mm) 1/4" 1/4" Steel J2B3 2.09" (53.1 mm) 0.86" (21.8 mm) 1/4" 3/8" Steel J3B3 2.21" (56.1 mm) 0.75" (19.1 mm) 3/8" 3/8" Steel J4B4 2.67" (67.8 mm) 0.75" (19.1 mm) 1/2" 1/2" Steel Related Products Image J-Series Automotive Pneumatic Standard Hose Barb Coupler Image J-Series Automotive Pneumatic Standard Hose Barb Plug