Please fill out the form below for Pulley Flat and get a quote for part number BA-139-3 by Yale Industrial Products Ltd with NSN 3020012784119 and FSC Name is 3020 Gears Pulleys Sprockets and Transmission Chain, 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 BA-139-3. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.