Please fill out the form below for Setscrew 1 Or 4 28 750 and get a quote for part number LP565A428H12 by Acro Aircraft Seating Ltd, 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 LP565A428H12. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.