Please fill out the form below for Elbow 250 Npt To 250 Tube 90 and get a quote for part number MS20822-4-4 by Engine Components Inc, 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 MS20822-4-4. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.