Please fill out the form below for Mullion and get a quote for part number 65-57423-5J by Boeing Aircraft, 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 65-57423-5J. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.