Please fill out the form below for Face Valve and get a quote for part number EF50310-24 by Mactaggart Scott And Company Ltd with NSN 4820995816960 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 EF50310-24. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.