Please fill out the form below for Landmark Terrain Awareness And Warni and get a quote for part number 830-18000 by L 3 Avionics, 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 830-18000. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.