Please fill out the form below for Seal Waveguide and get a quote for part number 749030 by L 3 Communications Cincinnati with NSN 5985007311182 and FSC Name is 5985 Antennas Waveguides and Related Equipment, 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 749030. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.