Please fill out the form below for Selector Valve and get a quote for part number MV990U0E( )1 by Circle Seal Corp, 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 MV990U0E( )1. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.