Please fill out the form below for Back Up Ring Prefor and get a quote for part number HT011C-022 by Coorstek Inc with NSN 5330016090470 and FSC Name is 5330 Packing and Gasket 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 HT011C-022. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.