Please fill out the form below for Gage Ring Plain and get a quote for part number MSI278-9-3 by Measurement Systems International with NSN 5220013616815 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 MSI278-9-3. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.