Please fill out the form below for Reducer Pipe and get a quote for part number 5157 1INX1 4IN by Flagg Stanley G And Co Inc with NSN 4730010223920 and FSC Name is 4730 Hose Pipe Tube Lubrication and Railing Fittings, 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 5157 1INX1 4IN. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.