Please fill out the form below for Half Cas and get a quote for part number 491B1200000-050 by Middle River Electronics Co, 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 491B1200000-050. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.