Please fill out the form below for Voltage Regulator and get a quote for part number 51509-002R by Eurocopter American, 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 51509-002R. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.