Please fill out the form below for Microcircuit and get a quote for part number 521070-278 by Advanced Electronics Design Inc with NSN 5962012583382 and FSC Name is 5962 Microcircuits Electronic, 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 521070-278. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.