Please fill out the form below for Ball Valve Ported and get a quote for part number E6-0543-2 ITEM 1 by Mccanna Inc with NSN 4820012683309 and FSC Name is 4820 Valves Nonpowered, 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 E6-0543-2 ITEM 1. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.