Please fill out the form below for Ring 1 180 Od Retaining and get a quote for part number 190463 by Ontic Engineering, 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 190463. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.