Image K-Series ISO-A Interchange Color Coded Dust Cap Markets Agriculture & Forestry Jump to Section Product Options Related Products Product Options Part Number Body Size Material Color K4-B-DC 1/2" Nitrile Blue K4-G-DC 1/2" Nitrile Green K4-O-DC 1/2" Nitrile Orange K4-R-DC 1/2" Nitrile Red K4-Y-DC 1/2" Nitrile Yellow K4DC 1/2" Nitrile Black Related Products Image K-Series ISO-A Interchange Coupler Seal Kit Image K-Series ISO-A Interchange Dust Cap/Plug Image K-Series ISO-A Interchange Color Coded Dust Plug Image K-Series ISO-A Interchange Female Plug