Please fill out the form below for Bearing Ball Annula and get a quote for part number 54-2B33 by Singer Co The Industrial Sewing And with NSN 3110002938269 and FSC Name is 3110 Bearings Antifriction Unmounted, 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 54-2B33. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.