Please fill out the form below for Spring Helical Exte and get a quote for part number K939 by Heil Environmental Industries with NSN 5360005362690 and FSC Name is 5360 Coil Flat Leaf and Wire Springs, 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 K939. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.