Please fill out the form below for Screw No4x3 Or 8 Pozi Flan Ds Or Tap and get a quote for part number NO4 X 38 by Contour Engineering Llc, 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 NO4 X 38. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.