Please fill out the form below for Amplifier Audio Fre and get a quote for part number A81-66 by Andrea Systems Llc with NSN 5996004053302 and FSC Name is 5996 Amplifiers, 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 A81-66. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.