Please fill out the form below for Spring Helical Torsion and get a quote for part number 81185 by Advanced Ground Systems Engineering with NSN 5360016722590 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 81185. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.