Please fill out the form below for O Ring and get a quote for part number 0-12A4 by Eurocopter Deutschland Gmbh, 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 0-12A4. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.