Please fill out the form below for Stem Pilot Valve and get a quote for part number 4864 by Coffin Turbo Pump Inc with NSN 4820007902700 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 4864. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.