Please fill out the form below for Heater Assembly S50 Series and get a quote for part number D83A28 by Hartwell Corporation, 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 D83A28. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.