Please fill out the form below for Fiber Optics Block and get a quote for part number 620-419874-000 by Cmc Electronics Ltd with NSN 6070011750781 and FSC Name is 6070 Fiber Optic Accessories and Supplies, 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 620-419874-000. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.