Please fill out the form below for Stud Welding and get a quote for part number 250-20 UNC X 1 CCL SST by Nelson Stud Welding Inc with NSN 5307014363976 and FSC Name is 5307 Studs, 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 250-20 UNC X 1 CCL SST. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.