Please fill out the form below for Gage Ring Master Se and get a quote for part number 13.664XXRING by Mahr Federal Inc with NSN 5220000013738 and FSC Name is 5220 Inspection Gages and Precision Layout Tools, 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 13.664XXRING. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.