Please fill out the form below for Doorknob and get a quote for part number F40 GEO 619 by Schlage Lock Co with NSN 5340016135025 and FSC Name is 5340 Hardware Commercial, 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 F40 GEO 619. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.