Please fill out the form below for Hook Hoist and get a quote for part number 644573400 by Duff Norton Co Inc with NSN 4030012819241 and FSC Name is 4030 Fittings for Rope Cable and Chain, 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 644573400. ASAP Aerospace distributes nose to tail NSN components, sub-assemblies, and assemblies for the aerospace and aviation industry.