Please fill out the form below for Spring Lens Lock and get a quote for part number C4531K by Nikon Corporation with NSN 5360008903271 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 C4531K. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.