Please fill out the form below for Hose Flex and get a quote for part number 399-5500-0003 by Hawker Beechcraft Ltd, 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 399-5500-0003. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.