Please fill out the form below for Plug Protective Dus and get a quote for part number 1604-78 by Pennwalt Corp with NSN 5340002907234 and FSC Name is 5340 Hardware Commercial, please include required quantity along with expected turn around time. Our knowledgeable account manager will reply you shortly. Also check for the related parts for part number 1604-78. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.