Please fill out the form below for Grain Abrasive and get a quote for part number 70-90 CRYSTALON SILICON CARBIDE by Saint Gobain Abrasives Inc with NSN 5350010125005 and FSC Name is 5350 Abrasive Materials, 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 70-90 CRYSTALON SILICON CARBIDE. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.