Please fill out the form below for Spacer and get a quote for part number NAS42DD6-24 by Sikorsky Aircraft Corporation, 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 NAS42DD6-24. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.