Please fill out the form below for Valve Inlet and get a quote for part number 997-4039 by A L D Inc with NSN 4810011451027 and FSC Name is 4810 Valves Powered, 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 997-4039. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.