Please fill out the form below for Coupling Shaft Flexible and get a quote for part number B13-3-4 by Charles Bond Company with NSN 3010009903959 and FSC Name is 3010 Torque Converters and Speed Changers, 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 B13-3-4. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.