Please fill out the form below for Socket 20P Dil 24 Tube and get a quote for part number 4000-91 by Tronair 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 4000-91. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.