Please fill out the form below for Sleeve And Slide Directional Con and get a quote for part number 5551978-19 by Mcdonnell Douglas Corp, 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 5551978-19. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.