Please fill out the form below for Coupling Shaft Rigi and get a quote for part number 31A12687 by A R F Products Inc with NSN 3010002031467 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 31A12687. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.