Please fill out the form below for Screw 1 4 28Unf Skt Capx2 250 and get a quote for part number MS16998-50 by Zodiac Aerospace, 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 MS16998-50. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.