Please fill out the form below for Union Tube and get a quote for part number B12-1BHUN by Tylok International Inc with NSN 4730012268005 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 B12-1BHUN. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.