Please fill out the form below for Alternator Replaced By Alt 8521R and get a quote for part number ALT-8404 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 ALT-8404. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.