Please fill out the form below for Switch Guard and get a quote for part number B9985-1 by Hawker Beechcraft 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 B9985-1. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.