Please fill out the form below for Relay Electromagnet and get a quote for part number 531-021 by American Metal Ware Co with NSN 5945013954261 and FSC Name is 5945 Relays and Solenoids, 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 531-021. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.